What is wheel-locking of a vehicle?

1. AClamping one of the vehicle's wheels by the authority empowered to do so under the provisions of the law.
2. BThe stopping of the rotation of the vehicle's wheels while driving due to strong continuous braking.
3. CPreventing the rotation of the vehicle's wheel while loosening the bolts holding it.
4. DAttaching a device to one of the vehicle's wheels to prevent it from moving when parked on a very steep descent.

Pick an answer to test yourself