Support us

QuizTraffic rulesNepal

Test your knowledge with our multiple-choice quiz. Learn from each answer and improve your understanding of the traffic rules and road signs of Nepal.

For informational purposes only. Always follow official regulations. Some content and images were created with AI assistance.

Traffic signs
Traffic rules
Nepal
True/false 17 Nepal 15 Car controls 109 Dashboard lights 40 Priority rules 9 Pedestrians 19 Cyclists 20 Show all 582
What should a designated driver do?

401. What should a designated driver do?

Stop drinking shortly before driving.
Drink only a small amount with food.
✓ Remain alcohol-free for the entire journey.
Do not carry passengers who have been drinking.

A designated driver should remain sober so they can drive safely and respond properly to traffic conditions.

Alcohol-free designated driver for a journey
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What should you do if you are unsure who has priority at a junction?

402. What should you do if you are unsure who has priority at a junction?

✓ Slow down and proceed only when it is safe.
Check only the direction that normally has priority.
Enter slowly so the other driver has time to react.
Proceed if the other driver appears to be slowing down.

If priority is unclear, reduce speed, observe carefully, and avoid entering the junction until you are sure it is safe.

Vehicles approaching a junction with uncertain priority
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
Why should you adjust the seat and mirrors correctly before driving?

403. Why should you adjust the seat and mirrors correctly before driving?

✓ To maintain good control and a clear view around the vehicle.
To make blind spots disappear completely.
To make the steering and pedals easier to operate.
To reduce the vehicle's stopping distance.

A correct driving position helps you operate the pedals and steering comfortably and maintain proper control. Correctly adjusted mirrors improve your view around the vehicle and help reduce blind spots. Adjust both before starting your journey.

Adjusting the driving position and mirrors before a journey
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What does this dashboard symbol indicate?

404. What does this dashboard symbol indicate?

Windscreen washer.
Air conditioning.
✓ Rear window demister.
Front windscreen demister.

This symbol indicates the rear window demister. It heats the rear window to help clear condensation, mist or frost and improve visibility.

Rear-window demister symbol on the dashboard
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What is the purpose of cruise control?

405. What is the purpose of cruise control?

To steer the vehicle automatically.
✓ To maintain a selected speed without continuous accelerator use.
To prevent the vehicle from exceeding any speed limit.
To keep a fixed distance from the vehicle ahead.

Cruise control can maintain a selected speed without the driver continuously pressing the accelerator. The driver must remain attentive and ready to brake or take control when necessary.

Vehicle cruise-control buttons and symbol
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What should you do before entering a roundabout?

406. What should you do before entering a roundabout?

Maintain your speed unless another vehicle blocks your path.
Enter first if you reach the roundabout before other traffic.
Enter without giving way if you are going straight ahead.
✓ Slow down and give way when required.

Before entering a roundabout, reduce your speed, observe traffic, and give way according to the local rules.

Vehicle approaching a roundabout
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What should you do when driving near animals?

407. What should you do when driving near animals?

✓ Slow down and be ready to stop.
Maintain speed if they remain beside the road.
Sound your horn to make them move away.
Flash your headlights repeatedly to warn them.

Animals can move unpredictably. Slow down, stay alert, and be prepared to stop safely.

Animals near moving road traffic
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What is the purpose of the anti-dazzle control on the rear-view mirror?

408. What is the purpose of the anti-dazzle control on the rear-view mirror?

To enlarge the view behind.
✓ To reduce glare from headlights behind.
To adjust the exterior mirrors.
To heat the rear window.

The anti-dazzle setting reduces glare from the headlights of vehicles behind, helping the driver maintain a clear view without being dazzled.

Anti-dazzle control on an interior rear-view mirror
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What is the main purpose of a booster seat?

409. What is the main purpose of a booster seat?

To move the child closer to the front seats.
✓ To position the vehicle seat belt correctly on the child.
To make the child high enough to see through the windscreen.
To allow the child to sit without wearing a seat belt.

A booster seat raises and positions a child so the vehicle seat belt fits correctly. The lap belt should sit low across the hips and the shoulder belt should pass across the chest and shoulder, rather than the neck or abdomen.

Child seated in a booster with a vehicle seat belt
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
Why should you avoid driving too close to the edge of the road?

410. Why should you avoid driving too close to the edge of the road?

It can make the steering require more effort.
It can reduce the effectiveness of your mirrors.
It can make oncoming traffic harder to see.
✓ The edge may be uneven or weak.

Road edges can be soft, uneven, or damaged. Driving too close to the edge can reduce control or cause the vehicle to leave the road.

Vehicle travelling close to the road edge
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
Where should you normally wait after a breakdown on a high-speed road?

411. Where should you normally wait after a breakdown on a high-speed road?

Between the vehicle and the safety barrier.
In front of the vehicle while facing approaching traffic.
Immediately behind the vehicle so you remain visible.
✓ Behind a safety barrier and well away from the vehicle and traffic.

A stationary vehicle can be struck by passing traffic. Waiting behind a barrier provides better protection.

People waiting behind a safety barrier after a breakdown
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What should you do before driving through a puddle?

412. What should you do before driving through a puddle?

Accelerate so you spend less time in the water.
✓ Slow down and check that it is safe.
Maintain your normal speed if the road looks clear.
Brake firmly while driving through the water.

Large puddles can hide holes, reduce grip, or cause water to splash onto pedestrians or other vehicles. Slow down and proceed carefully.

Vehicle approaching a puddle on the road
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
Why should you leave extra space behind a vehicle climbing a steep hill?

413. Why should you leave extra space behind a vehicle climbing a steep hill?

It must always stop before reaching the top.
Its engine may become louder on the hill.
✓ It may slow down suddenly or roll backward.
Its tyres may warm up more quickly.

Vehicles may lose speed or briefly roll backward when starting on a steep incline. Extra space gives you more time to react.

Vehicle following another up a steep hill
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
Why should you not use water on a fire involving live electrical equipment?

414. Why should you not use water on a fire involving live electrical equipment?

Water prevents the power supply from switching off.
✓ Water can conduct electricity and create an electric-shock hazard.
Water can cause the battery to charge more quickly.
Water can make the electrical equipment restart.

Do not use water on a fire involving energised electrical equipment, because water can conduct electricity and create a serious electric-shock hazard. Keep clear, disconnect the power only if it is safe to do so, and call the emergency services. Use only a suitable fire extinguisher if it is safe and you know how to use it.

Fire involving live electrical equipment
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
Why should you use a lower gear when driving downhill?

415. Why should you use a lower gear when driving downhill?

It reduces engine braking to save fuel.
It makes the steering lighter on descents.
It increases tyre grip on steep roads.
✓ It helps control speed using engine braking.

Engine braking helps prevent the vehicle from gaining too much speed and reduces strain on the brakes.

Lower-gear selection for a downhill road
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
Should motorcyclists wear protective clothing?

416. Should motorcyclists wear protective clothing?

✓ Yes, it can reduce injuries from falls and contact with the road.
No, protective clothing is only needed in bad weather.
No, a helmet provides enough protection on its own.
Yes, but only when riding on motorways.

Motorcyclists should wear protective clothing because it can reduce injuries from falls, impacts and sliding on the road. Suitable jackets, trousers, gloves and boots provide additional protection, but they do not replace a securely fitted helmet or safe riding.

Motorcyclist wearing protective riding clothing
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What does this dashboard symbol indicate?

417. What does this dashboard symbol indicate?

Low washer fluid.
Charging-system warning.
✓ Low fuel level.
Low engine oil.

This symbol indicates that the fuel level is low. Refuel soon to reduce the risk of running out of fuel.

Low-fuel warning symbol on the dashboard
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
Can coffee, energy drinks, fresh air, or loud music replace proper rest when you are tired?

418. Can coffee, energy drinks, fresh air, or loud music replace proper rest when you are tired?

Yes, if you use several of them together.
✓ No, they may only increase alertness temporarily.
Only coffee can replace proper rest.
Yes, if the journey is less than one hour.

Coffee, energy drinks, fresh air, or loud music may make you feel more alert for a short time, but they do not remove fatigue. If you are too tired to drive safely, stop somewhere safe and get proper rest.

Stimulant drinks and driver tiredness
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What do the + and − controls normally adjust when the speed limiter is active?

419. What do the + and − controls normally adjust when the speed limiter is active?

✓ The selected maximum speed.
The engine idle speed.
The transmission gear.
The following distance.

When the speed limiter is active, the + and − controls normally increase or decrease the selected maximum speed. The exact adjustment steps can vary between vehicles.

Plus and minus controls for the speed limiter
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
Why should a seat belt not be twisted when worn?

420. Why should a seat belt not be twisted when worn?

A twisted belt makes the brakes less effective.
✓ A flat belt spreads collision forces more effectively.
A twisted belt can cause the buckle to open.
A twisted belt prevents the airbags from working.

A seat belt should lie flat against the body without twists. A twisted belt concentrates force over a smaller area and may provide less effective protection in a collision.

Twisted seat belt across an occupant's body
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What should you do when passing a horse rider?

421. What should you do when passing a horse rider?

✓ Slow down and give plenty of space.
Pass closely to reduce the time beside the horse.
Sound your horn so the rider knows you are passing.
Flash your headlights before moving alongside.

Horses can be startled by noise or sudden movement. Slow down, pass carefully, and leave enough space.

Vehicle passing a horse and rider
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What should you do if you are approaching an animal-drawn vehicle?

422. What should you do if you are approaching an animal-drawn vehicle?

Drive close behind until there is room to pass.
Overtake quickly before the animal changes direction.
✓ Slow down and pass carefully with plenty of space.
Sound your horn so the driver notices you.

Animals can be startled by noise or sudden movement. Reduce speed, keep distance, and pass only when it is safe.

Vehicle approaching an animal-drawn vehicle
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
Why should you leave extra space behind a motorcycle?

423. Why should you leave extra space behind a motorcycle?

Motorcycles need less space to stop than cars.
Motorcyclists cannot see vehicles directly behind them.
Following closely makes it easier to overtake safely.
✓ Motorcycles can slow down quickly and are more vulnerable.

Motorcyclists are more exposed than car drivers. Extra following distance gives you more time to react safely.

Following distance behind a motorcycle
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What does this vehicle-control symbol indicate?

424. What does this vehicle-control symbol indicate?

Front windscreen demister.
✓ Air conditioning.
Air recirculation.
Rear window demister.

The A/C symbol controls the vehicle's air-conditioning system. Air conditioning can cool and dehumidify the air inside the vehicle, which can also help clear mist from the windows.

Air-conditioning control with the A/C symbol
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What is the button on a manual handbrake lever used for?

425. What is the button on a manual handbrake lever used for?

✓ To release the handbrake mechanism.
To apply the service brakes.
To unlock the steering.
To select reverse gear.

To release a manual handbrake, pull the lever up slightly, press and hold the release button, then lower the lever under control.

Release button on a manual handbrake lever
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What should you avoid if your vehicle starts to skid?

426. What should you avoid if your vehicle starts to skid?

Look where you want the vehicle to go.
Use smooth steering movements.
✓ Sudden braking, acceleration, or sharp steering.
Allow the tyres time to regain grip.

Sudden braking, acceleration, or steering can make a skid worse. Stay calm and use smooth controls while the tyres regain grip.

Vehicle beginning to skid
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What should you do before driving with a load?

427. What should you do before driving with a load?

Leave light items loose for short journeys.
Place heavy items on top of lighter items.
Check the load only after you have started driving.
✓ Make sure it is properly secured and cannot move or fall.

An unsecured load can shift, affect vehicle control, or fall into the road. Check that everything is safely restrained before moving.

Checking a vehicle's load before setting off
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
Which side is normally used for overtaking in Nepal?

428. Which side is normally used for overtaking in Nepal?

✓ Right-hand side.
Left-hand side.

Drivers normally overtake on the right-hand side in Nepal.

Vehicle overtaking on the right
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What should you do if it is unsafe to leave a stranded vehicle?

429. What should you do if it is unsafe to leave a stranded vehicle?

Switch off all lights to preserve the battery.
Try to push the vehicle out of the traffic lane.
Walk along the road to find assistance.
✓ Stay inside, use hazard lights, and call the emergency services.

If leaving the vehicle would put you in greater danger, remain restrained, make the vehicle visible, contact the emergency services, and follow their instructions.

Vehicle stranded among moving traffic
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What should you do before turning across a cycle lane?

430. What should you do before turning across a cycle lane?

Ignore the cycle lane if you are signalling.
Enter the cycle lane without checking behind.
✓ Check mirrors and blind spots carefully for cyclists.
Turn quickly before cyclists reach the junction.

Cyclists may be beside or behind you when you turn. Check mirrors and blind spots, signal clearly, and turn only when it is safe.

Vehicle preparing to turn across a cycle lane
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What does the intermittent wiper interval control adjust?

431. What does the intermittent wiper interval control adjust?

The speed of the rear wiper.
The amount of washer fluid sprayed.
✓ The time between wiper sweeps.
The brightness of the dashboard.

The intermittent wiper interval control adjusts the time between windscreen-wiper sweeps, allowing the driver to match the wiping frequency to light rain or spray.

Interval adjustment for intermittent windscreen wiping
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What does this dashboard symbol indicate?

432. What does this dashboard symbol indicate?

Rear fog lights.
Dipped headlights.
✓ Exterior-light failure.
Engine-management warning.

This symbol indicates a possible failure of an exterior vehicle light, such as a headlight, tail light, brake light or indicator. Check the vehicle's exterior lights and replace or repair any faulty light.

Exterior-light failure warning symbol on the dashboard
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What does this dashboard symbol indicate?

433. What does this dashboard symbol indicate?

✓ Four-wheel-drive system.
Differential lock.
Electronic stability control.
Low tyre pressure.

This symbol relates to the vehicle's four-wheel-drive system, which can transmit power to all four wheels. The exact symbol and operating modes vary between vehicles.

Four-wheel-drive system symbol on the dashboard
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
When should you select R (Reverse) in an automatic vehicle?

434. When should you select R (Reverse) in an automatic vehicle?

Whenever you want to reduce speed.
Before pressing the brake pedal.
✓ After the vehicle has come to a complete stop.
While the vehicle is still moving forward slowly.

Select R (Reverse) only after the vehicle has come to a complete stop. Selecting Reverse while the vehicle is still moving forward can damage the transmission.

Selecting Reverse in a stationary automatic vehicle
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
Why should you avoid stopping in a blind spot of a large vehicle?

435. Why should you avoid stopping in a blind spot of a large vehicle?

The driver can always see you in the mirrors.
Large vehicles always have priority when changing lanes.
✓ The driver may not be able to see you.
Stopping beside a large vehicle makes you easier to see.

Large vehicles have bigger blind spots. If you stop where the driver cannot see you, you may be at risk when the vehicle moves or turns.

Vehicle positioned in a large vehicle's blind spot
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
Why should you leave extra following distance when towing?

436. Why should you leave extra following distance when towing?

To make the trailer easier to steer.
✓ Your vehicle combination may take longer to stop.
To prevent the trailer from blocking your view.
To reduce tyre wear on the towing vehicle.

Towing adds weight and can increase stopping distance. Extra space gives you more time to react and brake smoothly.

Vehicle towing a trailer behind other traffic
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
Why should you hold the steering wheel firmly during strong gusts?

437. Why should you hold the steering wheel firmly during strong gusts?

✓ To maintain control if the vehicle is pushed.
To make the power steering work better.
To keep the suspension level.
To improve tyre grip.

A firm but relaxed grip helps you respond safely to sudden changes caused by wind.

Driver holding the steering wheel during strong gusts
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
When should a passenger get on or off a motorcycle?

438. When should a passenger get on or off a motorcycle?

✓ When the motorcycle is stationary and the rider is ready.
As soon as the engine has been started.
While the motorcycle is moving slowly.
Whenever the passenger feels ready.

A passenger getting on or off can shift the motorcycle's balance suddenly. The motorcycle should be stationary and stable, and the passenger should wait until the rider is ready and prepared to support the extra movement.

Passenger getting onto a stationary motorcycle
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
How should you approach a sharp bend on a mountain road?

439. How should you approach a sharp bend on a mountain road?

Move toward the centre of the road for a better view.
Overtake just before entering the bend.
Brake hard while turning through the bend.
✓ Reduce speed before the bend and remain in your lane.

Mountain bends may hide oncoming vehicles, cyclists, animals, or debris. Slow down before entering and keep a safe road position.

Sharp bend on a mountain road
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What should you do if the brake pedal feels unusually soft?

440. What should you do if the brake pedal feels unusually soft?

Continue until the brakes begin making noise.
✓ Stop safely and have the braking system inspected.
Reduce the tyre pressure to improve braking.
Press the accelerator harder before braking.

A soft brake pedal or increased stopping distance may indicate a serious brake fault. Do not continue driving normally until the system has been checked.

Brake-pedal check for a possible braking fault
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What should you do when approaching a stop sign?

441. What should you do when approaching a stop sign?

Stop only after entering the junction.
✓ Come to a complete stop before proceeding.
Slow down and stop only if traffic is approaching.
Proceed if the vehicle ahead has already stopped.

A stop sign requires you to come to a complete stop at the required position. Check carefully for other road users and proceed only when it is safe.

Vehicle approaching a stop sign
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What should you do after fitting a temporary spare wheel?

442. What should you do after fitting a temporary spare wheel?

Increase its pressure to match the other tyres.
Use it as a permanent replacement if it looks undamaged.
Ignore its speed restriction on short journeys.
✓ Follow its speed and distance restrictions and replace it as soon as possible.

Temporary spare wheels may have limited speed, distance, and handling capabilities. Arrange a proper repair or replacement promptly.

Temporary spare wheel fitted to a vehicle
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
Why should you avoid remaining beside a large vehicle on a motorway?

443. Why should you avoid remaining beside a large vehicle on a motorway?

Driving beside them improves your view of the road ahead.
Large vehicles cannot change lanes at motorway speeds.
Their tyres may reduce the motorway speed limit.
✓ You may remain in its blind spot and have less room to escape.

Large vehicles have significant blind spots. Avoid travelling alongside them longer than necessary.

Vehicle alongside a large vehicle on a motorway
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
How should cyclists cross railway or tram tracks?

444. How should cyclists cross railway or tram tracks?

✓ Cross at a safe angle, as close to perpendicular as possible.
Brake firmly while the front wheel is on the rail.
Follow the rails briefly before crossing them.
Keep the wheels parallel with the rails while crossing.

A bicycle wheel can become trapped in a rail groove. Crossing at a wider angle reduces this risk.

Cyclist crossing rails in the road
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What should you do if your vehicle breaks down inside a road tunnel?

445. What should you do if your vehicle breaks down inside a road tunnel?

✓ Move aside if possible, use hazard lights, and call for assistance.
Stay in the traffic lane and wait without using hazard lights.
Make a U-turn and drive toward the nearest exit.
Reverse toward the tunnel entrance if traffic is light.

If possible, stop in an emergency bay or another safe place and use the hazard lights. Contact tunnel control using an emergency telephone or other available assistance system, and follow the tunnel signs and instructions.

Broken-down vehicle inside a road tunnel
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What should you do if fuel spills while you are refuelling?

446. What should you do if fuel spills while you are refuelling?

Wash the spill away with water and continue refuelling.
Ignore the spill if only a small amount escaped.
Continue filling the tank and clean it up afterwards.
✓ Stop refuelling, avoid ignition sources, and alert station staff.

If fuel is spilled, stop refuelling immediately and keep flames, sparks, and other ignition sources away. Do not start the vehicle until the situation is safe. Alert filling-station staff and follow their instructions for dealing with the spill.

Fuel spilled during refuelling
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What should you do if your main beam could dazzle another driver?

447. What should you do if your main beam could dazzle another driver?

Reduce speed but leave the main beam on.
✓ Switch to dipped headlights.
Move farther from the centre and keep the main beam on.
Flash the main beam briefly before passing.

Main beam can dazzle other road users and reduce their visibility. Switch to dipped headlights whenever your main beam could dazzle another driver.

Headlight glare affecting another road user
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
Why should the seat-belt height be adjusted correctly?

448. Why should the seat-belt height be adjusted correctly?

To prevent the seat from moving.
To make the belt easier to unfasten.
To increase the length of the lap belt.
✓ To position the shoulder belt correctly across the body.

The seat-belt height adjustment helps position the shoulder belt correctly across the chest and shoulder. It should not run across the neck or under the arm.

Height adjustment for the shoulder section of a seat belt
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
What should you do if a motorcycle helmet visor is badly scratched?

449. What should you do if a motorcycle helmet visor is badly scratched?

Ride with the visor raised.
Cover the scratches with clear tape.
Use it only during daylight.
✓ Replace it before riding.

A badly scratched or damaged visor can reduce or distort your view, especially in bright sunlight or at night. Replace a visor that no longer provides a clear, safe view and follow the helmet manufacturer's instructions.

Scratched visor on a motorcycle helmet
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA
Why should you keep a dog on a leash near traffic?

450. Why should you keep a dog on a leash near traffic?

✓ To prevent it from suddenly running into the road.
To make it easier for drivers to hear the dog.
To allow the dog to walk closer to moving traffic.
To make approaching vehicles drive more slowly.

Dogs can react unpredictably to vehicles, people, noises, or other animals. Keeping a dog under close control on a leash near traffic reduces the risk of it suddenly entering the road and endangering itself or other road users.

Pedestrian keeping a dog on a leash near traffic
AI-generated by Rijbewijs-online.be • WCIT • CC BY-SA