On a motorcycle less than 1 metre wide, the load must not protrude...

A)more than 0.25 metres on each side of the longitudinal axis.
B)more than 0.20 metres at the rear.
C)more than 0.50 metres on each side of the longitudinal axis.Correct
On vehicles less than one metre wide, the load must not protrude laterally more than 0.50 metres on each side of the longitudinal axis of the vehicle, nor more than 0.25 metres at the rear, and not at all at the front.