Please choose the correct ending to complete the given sentence: Using the rowing machine: The woman places her feet into the straps of the rowing machine. The woman holds onto the rowing cables and rows. the woman

Ending1: darts up and down the machine. Ending2: stands up and opens the door and walks across the beach. Ending3: stops and demonstrates the motor area of the machine. Ending4: balances on the bicycle bar.

Answer format: ending1/ending2/ending3/ending4