To merge onto the main road, a car has to cross a properly signposted bike lane; must it yield to the cyclists riding on it?
A)No; the car has priority of way.
B)Only when the cyclists are riding in a group.
C)Yes; cyclists have priority of way.Correct
# Explanation
When a vehicle must cross a properly signposted bike lane, it must yield to the cyclists riding on it. Cyclists have priority of way in their dedicated lanes, as they are vulnerable road users. The car driver must ensure there are no cyclists approaching before merging onto the main road.