Can the holder of a class B licence drive motorcycles with a sidecar?

A)Yes, but only within national territory.
B)No.
C)Yes, provided the class B licence has been held for more than 3 years, and only within national territory.Correct
If the holder of a class B licence has held it for more than three years, they may drive motorcycles of up to 125 cubic centimetres engine displacement, with or without a sidecar, within national territory.