Please choose the correct ending to complete the given sentence: Hula hoop: A boy stands at a podium, talking into a microphone. a group of girls

Ending1: warm up and take pictures while half a room watches. Ending2: are on stage together. Ending3: are walk walking out to the field, playing a game of croquet. Ending4: walk in front of him.

Answer format: ending1/ending2/ending3/ending4