Question Your horn should be used to: Answers Tell other drivers that you are angry. Warn other drivers that you are near. Frighten other drivers. Explanation Your vehicle's horn is a tool to warn others of your presence. Because the horn may create danger by startling other drivers, you should use it only if necessary. Take a FREE Practice Test Now This questions appears in the following tests: Ohio Knowledge Test Class A , Vermont Knowledge Test Class A , Alabama Knowledge Test Class B ,