Please choose the correct ending to complete the given sentence: Doing kickboxing: A man is wearing a pair of boxing gloves. he

Ending1: is hitting a large punching bag. Ending2: comes at the man back to back. Ending3: then demonstrates punching and kicking. Ending4: lifts his body over his head, flipping forward and back down.

Answer format: ending1/ending2/ending3/ending4