Please choose the correct ending to complete the given sentence: Fixing bicycle: A man is seen speaking to the camera and pointing all around a bike. Several close ups of a bike are shown with a person adjusting the sides with a screwdriver. the person

Ending1: adjusts more and demonstrates how to properly drive the bike. Ending2: moves around the bike with it's wheels up slowly. Ending3: then reinforces a wheel on the bike. Ending4: continues to check the specs on a bike and ends by laughing and speaking to the camera.

Answer format: ending1/ending2/ending3/ending4