Question To help your vehicle be seen by others: Answers Your headlights should be clean. Your headlights should be turned off during the day. Your headlights should be covered with grease. Your headlights should be used, but only in the rain. Explanation A vehicle's headlights should be clean during trips. This will ensure that the lights can provide as much light as possible, helping the vehicle to be seen. Take a FREE Practice Test Now This questions appears in the following tests: Indiana Knowledge Test Class A , South Carolina Knowledge Test Class A ,