Please choose the correct ending to complete the given sentence: Using the rowing machine: A person talks in a gym siting on a machine. then

Ending1: , the person fasten her feet to the machine and pulls the handle of the machine and sliding back. Ending2: , the person lift a fooseball table and put the fooseball table in two pieces. Ending3: , a man climbs a stationary bike on the ground. Ending4: , the person put baton on the neck rope and do sit ups using the batons.

Answer format: ending1/ending2/ending3/ending4