At night, a load that protrudes laterally more than 0.40 metres from the outer edge of the front or rear position light of the vehicle must be marked...

A)with a reflective panel at the rear only.
B)with a red light and a red reflective device at the rear only.
C)with a white light and a white reflective device at the front and with a red light and a red reflective device at the rear.Correct
In the event that the load protrudes laterally such that its extremity is more than 0.40 m from the outer edge of the front or rear position light:
- During the day it shall not be marked.
- Between sunset and sunrise or in conditions of significantly reduced visibility, it must be marked at each of its lateral extremities, facing forward with a white light and a white reflective device, and facing rearward with a red light and a red reflective device.