What precautions should you take when driving in whiteout conditions?

• Drive slowly and avoid passing or changing lanes
• Use low-beam headlights and ensure all vehicle lights are on
• Keep your windows and mirrors clean for better visibility
• All of the above
  Explanation:

  "Take the following precautions when driving in whiteout conditions: (1) Slow down gradually and drive at a speed that suits the conditions, (2) Make sure the full lighting system of your vehicle is turned on, (3) Use your low-beam headlights, (4) Be patient. Avoid passing, changing lanes, and crossing traffic; (5) Keep your windows and mirrors clean. Use defroster and wipers to maximize your vision."