A person may not operate a vehicle with which colors of beacon lights?

The correct choice highlights the restriction on operating a vehicle equipped with specific beacon lights that are typically reserved for emergency vehicles. Red and blue lights are commonly associated with law enforcement vehicles, indicating their necessity for priority and authority in responding to emergencies. White lights may also be used in specific contexts but are more often seen on emergency service and repair vehicles, which can further assert their professional status on the road.

Thus, the operation of a vehicle with red and blue beacon lights is legally restricted to authorized emergency personnel, ensuring that these colors are not misused by the general public. This restriction is implemented to maintain order and clarity on the roads, particularly during high-stress situations where the presence of emergency vehicles can significantly alter traffic dynamics and ensure public safety. Other color combinations, like yellow, green, and purple, may be used by different types of vehicles but are not associated with the same level of emergency authority as red and blue.