Please choose the correct ending to complete the given sentence: Elliptical trainer: A rustic static bike of wood is in a room. Then, a man pedal the bike while showing the handle. then the man

Ending1: ride, and passes the track. Ending2: open a bag hiding the bike, and show his work for the camera. Ending3: scratches roof of a bike to iron. Ending4: sits on the bike to pedal and then stands.

Answer format: ending1/ending2/ending3/ending4