You are driving in heavy traffic, and you are moving very slowly. How should you drive?
A If traffic is moving substantially slower than the speed limit, you should always try to overtake the cars ahead of you if possible. B You should always maintain the same speed as the vehicle ahead of you. C You need to stay as close as possible to the vehicle ahead, reducing the length of the queue. D You should keep some distance to the vehicle ahead, and try to maintain an even speed.