When you leave your vehicle, you should: Question When you leave your vehicle, you should: Answers Apply the parking brake. Apply the air brake. Not apply any brake. Leave the door open. Explanation Always apply the parking brake when leaving your vehicle. This questions appears in the following tests: Alabama Passenger Florida Tank Georgia Class B Knowledge Test Indiana Class A Knowledge Test Kansas Tank Massachusetts Double Minnesota Tank North Carolina Class B Knowledge Test North Carolina Double West Virginia Double Wisconsin Class B Knowledge Test Wyoming Double