Please choose the correct ending to complete the given sentence: Elliptical trainer: Woman is in a living room doing exercise in a elliptical machine. when

Ending1: was the last time someone was doing abdominal exercise in a treadmill in a living room. Ending2: she starts to saddle up, she walks in and throws the bar begins to explain the mechanics and position of the machine. Ending3: finish she take off the elliptical and push it very easily. Ending4: she is done talking to the camera she starts walking towards the top.

Answer format: ending1/ending2/ending3/ending4