Question When driving in fog, you should: Answers Use the windshield wipers. Use the low beam lights. Use the high beam lights. Use the heater. Explanation If you must drive in fog, you should use your low beam headlights and fog lights, even during the day. This questions appears in the following tests: Georgia Double Kansas Class B Knowledge Test Minnesota Class B Knowledge Test Minnesota HazMat New Jersey Class B Knowledge Test New York Class B Knowledge Test Pennsylvania Class B Knowledge Test