Final answer:
The majority of ambulance crashes that occur while operating emergency lights and sirens happen in city intersections because of the congestion and various potential hazards in these areas.
Step-by-step explanation:
The majority of ambulance crashes that occur while operating emergency lights and sirens happen in city intersections.
This is because city intersections are often congested with traffic, and there are numerous potential hazards such as other vehicles, pedestrians, and cyclists.
The loud sirens and flashing lights of an ambulance may not always immediately alert other drivers or individuals in the intersection, leading to collisions.