Spilled diesel makes the road very slippery. Which vehicles will be most at risk from this hazard?

Possible Answers:

a. Motorcycles

b. Tractors

c. Buses

d. Lorries

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.