Please choose the correct ending to complete the given sentence: Tai chi: A man sits in a room laughing. the man

Ending1: joins a woman and man at a table eating. Ending2: mows a yard with two dogs. Ending3: writes on a white paper and pour soda in between two mugs. Ending4: begins to hit a piece of music with his hands.

Answer format: ending1/ending2/ending3/ending4