Please choose the correct ending to complete the given sentence: Doing crunches: A man wearing a black shirt holds an exercise ball over another man wearing a light blue shirt performs sit-ups on an inclined bench. the man wearing the black shirt

Ending1: performs sit ups on a flat bench while the other man performs sit-ups. Ending2: drops the ball on the floor and crouches down and high fives the man performing the sit-ups. Ending3: picks up the exercise ball. Ending4: does sit-ups on the padded stool.

Answer format: ending1/ending2/ending3/ending4