Drivers arriving at a movable bridge that is closed or with the barrier or half-barrier in motion must...

Drivers arriving at a movable bridge that is closed or with the barrier or half-barrier in motion must...
A)turn around and find another route.
B)stop one behind the other in the appropriate lane.Correct
C)accelerate and pass as soon as possible.
It is forbidden to enter a level crossing or movable bridge whose barriers or half-barriers are across or in motion, or when their traffic lights prevent passage.
They may resume travel, taking extreme precautions, when the barrier is fully raised or the traffic light allows passage.