Question

A vehicle's _______ should only be used to warn other drivers of an imminent collision

Answer 1

Horn.

Step-by-step explanation:

According to transit, horn should be use in those cases of collision risk, but people tend to use it when semaphore is in red, or they have hurry.

This indicates that even the horn is not used properly.

Answer 2

Horn. It is on the front of the wheel in a car.