What should you do if you accidentally enter an interstate headed in the wrong direction?

• Keep driving until you find the next exit.
• Slow down and reverse back to the nearest exit.
• Pull over to the right shoulder and stop.
  Explanation:

  "If you enter an interstate headed in the wrong direction, pull over to the right shoulder of the road and stop. When the way is clear, turn around and head in the proper direction."
• Quickly change lanes to exit at the next opportunity.