Please choose the correct ending to complete the given sentence: Beer pong: Two boys and two girls compete beer pong while other persons watch. almost all the balls

Ending1: fall when one of the boys throws the ball. Ending2: throw by the boys land in the cups, only one ball is missed. Ending3: crash into each other while drinking beer. Ending4: exit into the cups quickly.

Answer format: ending1/ending2/ending3/ending4