This is a test of commonsense with single/multi-choices. Complete the next sentence:

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

Available options:
(A). the ball a second time and it does not go through the hoop but bounces back across to him..
(B). is followed by several other serves as well as another man knocking the ball down..
(C). repeatedly on the net and lifts it above his head..
(D). is shown again in slow motion..
The answer is:
(D).