Please choose the correct ending to complete the given sentence: Doing karate: A lot of kids ar standing ni a basket court doing boxing movements. little girls

Ending1: are doing a walkover on the court. Ending2: are holding balls and lollychin a lady in a white shirt. Ending3: stand in a street doing arm rolls and a few people are taking pictures. Ending4: are standing in the middle of a court practicing boxing.

Answer format: ending1/ending2/ending3/ending4