Please choose the correct ending to complete the given sentence: Elliptical trainer: A man is on a machine standing and using only his arms and feet to move on it. Then a woman gets on it taking the mans place and she uses the machine. they

Ending1: are giving hands shakes on it as they all play. Ending2: continue to move and then all the other people are shown. Ending3: are creating a commercial advertisment for television viewers. Ending4: are both going very fast, helping as toeover moves all around the line.

Answer format: ending1/ending2/ending3/ending4