Question When using a mirror, you should: Answers Look quickly at the mirror. Stare at the mirror for a long time. Use only the driver’s side mirror. Explanation When making mirror checks, you should look at the mirrors fairly quickly. If you spend too much time looking in a mirror, you may travel a substantial distance down the road without seeing what is coming up ahead. This questions appears in the following tests: Alaska Double Arkansas Passenger Iowa Class A Knowledge Test Kentucky Double Louisiana Class A Knowledge Test Nebraska Tank Oklahoma Class A Knowledge Test Oklahoma Class B Knowledge Test Tennessee Class B Knowledge Test Virginia Class A Knowledge Test