In which situations should you increase your following distance to at least four seconds?

• When driving on a clear day with light traffic
• When driving in heavy rain, at night, or on highways
• When following a motorcycle
• Both B & C
  Explanation:

  "When driving at night, in bad weather, on highways, or following a motorcycle, the two-second rule should be increased to improve visibility. A minimum of four seconds should allow for better reaction time and a safer space cushion under these conditions."