Please choose the correct ending to complete the given sentence: Using the rowing machine: The woman holds onto the rowing cables and rows. The woman stops and demonstrates the motor area of the machine. back

Ending1: on the boat, the woman pulls a rope in front of the motor. Ending2: on the city streets, a couple of elderly individuals are walking and doing yoga. Ending3: sitting on the rowing machine, she rows one more time and places the cables down. Ending4: to rowing the machine.

Answer format: ending1/ending2/ending3/ending4