Please choose the correct ending to complete the given sentence: Zumba: A group of women are dancing inside a gym. they

Ending1: are spinning and flipping on the diving boards. Ending2: are performing an aerobic exercise called zumba. Ending3: are wearing body fitting outfits. Ending4: moved their arms and legs, doing hip hop moves.

Answer format: ending1/ending2/ending3/ending4