What should you avoid when driving in foggy weather?

• Stopping on the travelled portion of the road
• Speeding up suddenly, even if the fog seems to be clearing
• Passing a vehicle or trying to get away from a vehicle that is following too closely
• All of the above
  Explanation:

  "In foggy weather, it's crucial to avoid sudden movements, such as speeding up or passing vehicles, and never stop in the middle of the road. All these actions can increase the risk of accidents."