A group of yellow lights that will be used at the children's crossing
Traffic lights to manage the flow of vehicles entering a highway from a highway
A set of red lights that control traffic at a train crossing
Correct answer :b
This sign warns of an upcoming set of signals designed to slow the flow of traffic entering the highway during busy times. It is designed to reduce congestion caused by large numbers of vehicles entering a highway at once
This sign warns of an upcoming set of signals designed to slow the flow of traffic entering the highway during busy times. It is designed to reduce congestion caused by large numbers of vehicles entering a highway at once