Please choose the correct ending to complete the given sentence: Playing water polo: A group of people are swimming in an indoor pool with other swimmers standing on the side of the pool watching. the children on the sidelines

Ending1: are jumping up and down with swim caps and swimsuits on as they watch the people who are already in the pool swim. Ending2: continue to swim while one touches the board and the other misses something by some distance. Ending3: are also swimming in the pool with other children and adults. Ending4: are using rope, a few others are hiding behind these porcupines, and the closest child shows the girl curling her tongue out before sliding towards the camera several more time.

Answer format: ending1/ending2/ending3/ending4