Question When entering fog, you should: Answers Put on your high beam headlights. Increase your speed. Turn up the volume of the radio. Slow down. Explanation If at all possible, it is best to avoid driving in fog. However, if you must drive through fog, slow down before reaching it. Take a FREE Practice Test Now This questions appears in the following tests: Massachusetts Knowledge Test Class A , Utah Knowledge Test Class A , Mississippi Knowledge Test Class B , Nevada Passenger ,