Please choose the correct ending to complete the given sentence: Using uneven bars: A female gymnast runs up to and mounts a pair of uneven bars in front of an audience. the gymnast

Ending1: does a routine on the bars on the way up. Ending2: does several flips forward and backward to finish her routine. Ending3: performs on the bars and performs several balance exercises. Ending4: performs a routine on the uneven bars.

Answer format: ending1/ending2/ending3/ending4