Please choose the correct ending to complete the given sentence: Tai chi: They are swaying their hands above their heads from left to right. Then the instructor demonstrates arm strength by tapping his right arm over his extended left arm. both the instructors

Ending1: demonstrate arm movements attempting to instil a physical strength into their body. Ending2: stand facing each other as they demonstrate slow and gradual hand movements. Ending3: take turns demonstrating arm strength movements at the same time. Ending4: defecate profusely while trying to get up.

Answer format: ending1/ending2/ending3/ending4