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

A boy in karate class bows before a performance. The boy performs a karate routine with hand scythes. the boy

Possible answers:
1). ends his routine and bows.;
2). waves and walks away.;
3). picks up a rod and slowly advances towards his opponent.;
4). walks away.;
The answer is:
1).