Please choose the correct ending to complete the given sentence: Ping-pong: Two men are playing table tennis. the ball

Ending1: lands between the two men and the man on the right knocks the other back. Ending2: bounces back and fourth and finishes by dropping to the bottom of the table. Ending3: flies off the table to the side at one point. Ending4: is evenly divided between the two sides of the table.

Answer format: ending1/ending2/ending3/ending4