On this road, a moped must travel on...

A)the carriageway, as close as possible to the right-hand edge.
B)the right-hand lane.
C)the hard shoulder.Correct
The driver of any animal-drawn vehicle, special vehicle with a maximum authorised weight not exceeding 3,500 kilograms, cycle, moped, cyclist-following vehicle, or vehicle for persons with reduced mobility, in the event that there is no road or part of it specially designated for them, shall travel on the right-hand hard shoulder, if it is passable and sufficient for each of them, and if it is not, shall use the minimum necessary part of the carriageway.