Please choose the correct ending to complete the given sentence: Playing water polo: Several young kids are in a pool. they

Ending1: wave and cheer, trying to be successful. Ending2: are water skiing away at each other. Ending3: are wearing cognize clothing and join some groups of people in a small bikini. Ending4: throw a ball around to each other.

Answer format: ending1/ending2/ending3/ending4