What is the safest way to perform a U-turn?

• Signal left and turn immediately without stopping
• Stop at the curb, signal left, check traffic, and then make the turn
  Explanation:

  "For a safe U-turn, you should signal and stop at the right curb, use your left turn signal or hazard lights, check traffic, and then turn left when clear. Turn off your signal or hazard lights after completing the U-turn."
• Turn on hazard lights and make the turn without checking traffic
• Signal right and turn across traffic without stopping