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

A boy is inline skating in a gym. He rounds it in several circles, passing other kids. he

Possible answers: i. goes back and forth across the track and jumps over a bar. ii. stops shaking hands, talking to one of the camera men. iii. completes the routine, jumping off at the end. iv. keeps rolling casually around the room.
The answer is:
iv.