When should you turn on your vehicle's headlights?

• Only at night
• When driving at night or any time when you cannot see clearly 50 meters away.
• When driving at night or any time when you cannot see clearly 10 meters away.
• When driving at night or any time when you cannot see clearly 150 meters away.
  Explanation:

  "Headlights should be turned on at night and whenever visibility is poor, such as in rain, fog, or snow, or if you can't clearly see 50 meters ahead. "