On a lane opened in the opposite direction to the usual one due to roadworks, which vehicles are allowed to use it?
A)Only cars and motorcycles.
B)Motor vehicles not exceeding 3,500 kg MAM and motorcycles.
C)All those authorised to travel on the road.Correct
# Explanation
When a lane is opened in the opposite direction to the usual one due to roadworks, **all vehicles authorised to travel on that road may use it** without special restrictions. There is no limitation by type of vehicle or weight; the only condition is to be duly authorised to travel on that road.