Please choose the correct ending to complete the given sentence: Using the pommel horse: A man is doing a gymnastic routine on a balance beam. He jumps off the beam onto a mat. another man

Ending1: walks up from behind with his camera. Ending2: tries him on the balance beam. Ending3: jumps onto a balance beam and does a routine. Ending4: is seen performing backwards on the balance beam.

Answer format: ending1/ending2/ending3/ending4