When is it appropriate to use your high beams?

Answer: A — On dark roads with no oncoming traffic.

Using high beams is appropriate on dark roads with no oncoming traffic because they provide increased visibility over a longer distance. This enhanced illumination can help you spot potential hazards, such as pedestrians, animals, or obstacles on the road. High beams can significantly improve your ability to see in low-light conditions when there are no streetlights or sufficient ambient lighting available. However, it's important to remember to switch back to low beams when encountering oncoming vehicles or when following another car closely, as the brightness of high beams can blindingly affect other drivers and create unsafe driving conditions. Using high beams in other situations, such as during heavy fog, daylight driving, or in urban areas with street lighting, can reduce visibility and create hazards rather than improve safety.