You're driving an articulated lorry. What could happen if you change to a lower gear while you're going too fast?

Possible Answers:

a. The vehicle could jack-knife

b. The engine could stall

c. The brakes could fail

d. The trailer could uncouple

Think you know the answer to this theory test question?

Crown copyright material is reproduced under licence from the Driver and Vehicle Standards Agency, which does not accept any responsibility for the accuracy of the reproduction. The Driver and Vehicle Standards Agency does not endorse in any way any advertisement displayed on this website.