If your headlights go out, why should you bring your vehicle to a safe stop off the road?

• It is illegal to drive at night without lights.
  Explanation:

  "If your headlights fail, check the switch immediately. If they don’t turn back on, turn on your hazard lights and bring your vehicle to a safe stop off the road. Driving at night without lights is both dangerous and illegal, so call for help."
• You can drive in the morning.
• It is easier to take a taxi than drive.
• None of the above.