Please choose the correct ending to complete the given sentence: Kneeling: A man is located inside a building. He kneels down on a mat while holding a pole. he

Ending1: shows how to lean holding the pole. Ending2: demonstrates how to lift the pole with his knees. Ending3: then uses the pole to pole vault over a bar. Ending4: is given a control of his weight as he lifts it over his head in the air.

Answer format: ending1/ending2/ending3/ending4