Please choose the correct ending to complete the given sentence: Tennis serve with ball bouncing: A man is seen standing on a court holding down a tennis racket. The man then bounces the racket down and hits the tennis ball balancing on top. his hit

Ending1: the ball a second time and it does not go through the hoop but bounces back across to him. Ending2: is followed by several other serves as well as another man knocking the ball down. Ending3: repeatedly on the net and lifts it above his head. Ending4: is shown again in slow motion.

Answer format: ending1/ending2/ending3/ending4