What is the most important thing to remember about emergency braking?

Answer: B — If wheels are skidding, you cannot control the vehicle.

The most important thing to remember about emergency braking is that if the wheels are skidding, you cannot control the vehicle. When a driver slams on the brakes suddenly, especially in a panic situation, there is a high risk of locking up the wheels which leads to skidding. Once the wheels skid, the driver loses steering control, making it difficult to maneuver or change direction. This can lead to an accident because the driver is unable to steer the vehicle away from obstacles or hazards. In emergency situations, the best approach is often to use a technique called threshold braking or controlled braking, which allows the driver to maintain some level of traction and steerability. This highlights the critical importance of maintaining control over the vehicle during braking to avoid unwanted skids and ensure safety while navigating through emergency situations.