Please choose the correct ending to complete the given sentence: Doing crunches: A female is laying on her back exercising inside of a gym. She is wearing black and pink and just looks very comfortable while she works out. she

Ending1: brings her arms up and her legs up to the center of her body. Ending2: moves her arms up and down continuously from a forward motion. Ending3: continues to jog around and kind of gyrates back and fourth to exercise. Ending4: has a mini mirror over her shoulder that shows her how to properly do a topless squatting position.

Answer format: ending1/ending2/ending3/ending4