When you cannot drive forward or change direction or course, is it allowed to drive in reverse?

A)Yes, but the reverse travel cannot exceed 15 meters and you cannot invade a road crossing.
B)No.
C)Yes, but only for the minimum essential distance.Correct
# Explanation: Reversing in Blocking Situations
When you find yourself in a situation where you cannot advance or change direction, **yes, driving in reverse is permitted, but only for the minimum essential distance** to resolve the situation. This means you should reverse only what is strictly necessary, without excess, maintaining road safety at all times. The rule prioritizes clearing traffic efficiently and safely.