Question

what traffic signals? explain​

Answer 1

Answer:

traffic signal are those which stops us from overspending ...

Answer 2

Explanation:

traffic signal, or stoplight as it is also known, controls vehicle traffic passing through the intersection of two or more roadways by giving a visual indication to drivers when to proceed, when to slow, and when to stop. In some cases, traffic signals also indicate to drivers when they may make a turn.