Question

It is always possible that traffic in front of you on the __________ may come to a stop or slow down abruptly, especially if the traffic flow is heavy on the expressway or if there is a ramp meter ahead, regulating the cars entering the expressway.

Answer 1

Answer:

Entrance ramp

Explanation:

It is always possible that traffic in front of you on the entrance ramp may come to a stop or slow down abruptly, especially if the traffic flow is heavy on the expressway or if there is a ramp meter ahead, regulating the cars entering the expressway. As entrance ramp is a short road which connects with motorway to another road etc.