Please choose the correct ending to complete the given sentence: Doing crunches: Woman is laying on a floor and is doing abs. Woman is doing crunches on sets. woman

Ending1: is laying on the floor of a living room doing crunches. Ending2: holds her hips and nocked and took o is shoulders. Ending3: is in a bathroom doing crunches. Ending4: is doing crunches stop and is doing crunches on a platform.

Answer format: ending1/ending2/ending3/ending4