What should you do before starting your vehicle's engine?

• Adjust the seat so you can reach all controls
• Adjust all rear-view mirrors so that you can use them without having to lean forward or backward
• Move anything that blocks your view of mirrors or roadway
• All of the above
  Explanation:

  "Before you start your engine: 1) adjust the seat so you can reach all controls. 2) adjust all rear-view mirrors so that you can use them without having to lean forward or backward. 3) move anything that blocks your view of mirrors or roadway."