When is it permitted to pass more than one vehicle during one overtaking maneuver?

1. It is permitted in a straight and level roadway only, and prohibited in any other type of road.
2. Never: You are lawfully obliged to overtake only one vehicle during an overtaking maneuver, and to return to the right lane.
3. Correct answer: When overtaking is not restricted, and there is enough space in the overtaking lane for safe completion of the overtaking maneuver.
4. It is permitted when you overtake small vehicles only, and prohibited when you overtake big vehicles.

WhyYou may overtake several vehicles at once if overtaking is not prohibited and there is enough room to finish it safely.