When overtaking the truck in the image you will take into account...
A)That its authorised mass is greater than 3,500 kg.
B)That it is more than 2.50 metres in height.
C)That it is more than 12 metres in length.Correct
The rectangular plate that we see at the rear of the truck indicates that it is more than 12 metres long. It is important to take this into account when overtaking it since the manoeuvre will take longer than if we overtake a smaller vehicle.