When is it permitted to perform an emergency stop?

1. After signaling a distress sign to the vehicle behind you only.
2. Correct answer: In order to prevent a road accident that cannot be prevented in any other way.
3. When the driving speed doesn’t fit with the road conditions.
4. When the road is distorted.

WhySudden braking is allowed to avoid an accident that cannot be prevented any other way. A bad road or an unsuitable speed is no reason to slam the brakes.