Please choose the correct ending to complete the given sentence: Using the rowing machine: A man stands next a young man sitting on a rowing machine while talking. The man instructs the young man to put the feet on the machine. then

Ending1: , the young man takes the foot to adjust the handles on the machine. Ending2: , the young man couches on the machine while the man sits like a thoist, then he put the feet and close chest. Ending3: , the man shows how the young man pulls the handle until the chest while he continues talking. Ending4: , a man lifts the boy and sits him on the shoulder, then puts the feet on the machine and continues talking.

Answer format: ending1/ending2/ending3/ending4