What does the sign placed at the rear of the vehicle consisting of a yellow reflective sheet surrounded by a red fluorescent sheet indicate?
A)That the vehicle is transporting dangerous goods.
B)That the vehicle may not travel at a speed exceeding 90 km/h.
C)That the vehicle or combination of vehicles is more than 12 meters long.Correct
# Explanation
The reflective sign with a yellow sheet surrounded by red fluorescent material placed at the rear of vehicles is the **length marking**. This sign indicates that the vehicle or combination of vehicles exceeds 12 meters in length, which is mandatory to warn other drivers of the considerable size of the vehicle. It is a road safety measure that facilitates the nighttime detection of the vehicle.