California Driver License (DMV) Written Practice Test

All of the above options are correct because headlights help improve visibility during the day, when there is poor visibility, and before it gets dark. Turning on your headlights can help improve your own vision and make it easier for other drivers to see you on the road. Therefore, it is important to have your headlights on at all times, no matter what time of day or weather conditions. Option A, during the day, may seem incorrect but it is important to have your headlights on even during daylight hours to increase your visibility to other drivers. Option B, when visibility is low, is correct as having your headlights on during fog, rain, or snow can help you see more clearly and help other drivers see you. Option C, before dark, is also correct as it is recommended to turn on your headlights at least an hour before sunset to ensure other drivers can see you as visibility decreases. So,