When should you lower your high beam headlights?

• When you're driving in heavy traffic during the day.
• When you're less than 500 feet behind another vehicle at night.
  Explanation:

  "You should lower your high beam headlights when you're less than 500 feet behind another vehicle at night to avoid blinding the driver."
• When there are no streetlights on the road.
• When you're driving in clear weather conditions.