Please choose the correct ending to complete the given sentence: Playing water polo: Several swimmers walk past each other, shaking hands. they

Ending1: jog through the shallow pool together. Ending2: switch places and start to speed up to the finish line. Ending3: gather in the pool, then engage in a game of water polo. Ending4: then begin a forward motion on the board.

Answer format: ending1/ending2/ending3/ending4