Please choose the correct ending to complete the given sentence: Using uneven bars: A woman is in a gym. She is swinging on a bar. she

Ending1: jumps on it several times during her routine. Ending2: lifts up the bar over her head. Ending3: does a flip in air. Ending4: spins around and does several backflips.

Answer format: ending1/ending2/ending3/ending4