Please choose the correct ending to complete the given sentence: Using the pommel horse: A young boy carries the equipment into a living room. A young boy is seen performing gymnastics move. the gymnast boy

Ending1: performs tricks with the instrument. Ending2: smiles while sitting and watches the gymnast perform. Ending3: assembles a gymnastics equipment piece in the living room. Ending4: spins himself around the beam several times and poses for the audience.

Answer format: ending1/ending2/ending3/ending4