Please choose the correct ending to complete the given sentence: Cheerleading: Another set of people hurt themselves when one person does a wrong back flip and falls. cheerleaders practicing in a gym

Ending1: . Ending2: are shown playing rock paper scissors, at the time dragging the rope. Ending3: fall down when another person comes running and bumps into them. Ending4: run into each other and some are fighting over theirs and falls.

Answer format: ending1/ending2/ending3/ending4