Please choose the correct ending to complete the given sentence: Doing karate: A man is wearing a white robe with a black belt. he

Ending1: is standing by an exercise machine. Ending2: starts doing karate moves in a room. Ending3: has a dart in his hand and throws it at a dart board. Ending4: is holding a large bucket with many dishes.

Answer format: ending1/ending2/ending3/ending4