On a passenger car, may the load on the roof rack project laterally?

On a passenger car, may the load on the roof rack project laterally?
A)Yes, if it does not exceed 2.50 metres in width.
B)Yes, it may project 0.50 metres on each side.
C)It may not project laterally at all.Correct
As a general rule, the load may not project beyond the plan projection of the vehicle.
Exceptionally, on vehicles not intended for the transport of goods, such as a passenger car, the load may project at the rear:
- Up to 10% of the length of the vehicle, if the load is divisible.
- Up to 15% of the length of the vehicle, if the load is indivisible.
It is forbidden for the load to project at the front and at the sides.