Please choose the correct ending to complete the given sentence: Triple jump: An old black and white video is shown. Several track athletes take turns running down the track. they

Ending1: flip and try to catch the ball as it goes by before dismounting. Ending2: then rest on a bench as they sit. Ending3: take flying leaps into a sand pit. Ending4: are twirling batons and jumping on them.

Answer format: ending1/ending2/ending3/ending4