Please choose the correct ending to complete the given sentence: Elliptical trainer: A woman exercise on elliptical machines that are comfortable. A woman holds the large ergonomic handles and then the small handles while pedaling. the elliptical machine

Ending1: has a board to program the exercises. Ending2: is then led into swinging on a pedal while exercising. Ending3: can be seen from the building views, as the woman then gets on the machine. Ending4: sits on the top of a black and white screen.

Answer format: ending1/ending2/ending3/ending4