Please choose the correct ending to complete the given sentence: Doing crunches: The young man lifts himself up and places his feet in the gap between the bar and the top of the door frame. the young man

Ending1: then closes the metal door and throws his feet in the air and begins to spin himself. Ending2: grabs the window controls and is confident that he can lift the bar and is confident about his step. Ending3: then clamps his legs together, lifts his knees and does a split in the middle while holding on to the bar bar. Ending4: lowers his body, extending himself the full length of the doorway, hands behind his head, elbows out.

Answer format: ending1/ending2/ending3/ending4