Please choose the correct ending to complete the given sentence: Playing accordion: A person sat on a chair with his accordion. The man reached behind his back and tie the strap on him. the man

Ending1: began playing the keyboard on his accordion. Ending2: rambles on the accordion. Ending3: put his back to the room. Ending4: blew the cookie dough on his accordion.

Answer format: ending1/ending2/ending3/ending4