Please choose the correct ending to complete the given sentence: Using uneven bars: A crowd watches a gymnastics show. a gymnast

Ending1: runs up to a high bar and alternates between the high and low bar, performing various gymnastics moves and flips. Ending2: makes a jump and land on front others. Ending3: walks to the center of the gym. Ending4: easily flips backwards over a bar.

Answer format: ending1/ending2/ending3/ending4