What should you do in a situation in which you feel threatened by another driver?

• Stay in your vehicle and lock the doors
• Call the police
• Use your horn and signals to attract attention
• All of the above
  Explanation:

  "If you are in a situation in which you feel threatened by another driver, do the following: (1) Stay in your vehicle and lock the doors; (2) If you have a cell phone, call the police; (3) Use your horn and signals to attract attention."