You're about to overtake a motorcyclist when they look around over their right shoulder. What's the most likely reason for them doing this?

Possible Answers:

a. The rider intends to move to the right

b. Something has fallen from the machine

c. The drive chain is slack

d. The rear tyre is flat

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.