Please choose the correct ending to complete the given sentence: Spinning: A woman is seen speaking to the camera behind an exercise bike. she

Ending1: then takes on a man's form on the machine. Ending2: starts her bike and, using few pedals, begins riding. Ending3: holds up a tire and places the tool underneath it. Ending4: adjusts the settings on the bike while climbing on top.

Answer format: ending1/ending2/ending3/ending4