Multi-choice problem: Continue writing the next sentence in this paragraph:

A man is sitting down with a microphone attached to his ears and starts to talk about the congas in front of him. Once he is done talking, the man begins to play and hits the congas back and forth. in

Available choices: (I). the end, there are only two congas playing and each one catches each other in turn. (II). unison, they begin to hit the congas each time continuously and without stopping. (III). between stopping to discuss the congas in between bongs, he continues talking and gives a few tips for how to play. (IV). between his performance, he takes briefs breaks and talks before continuing playing.
(IV).