Please choose the correct ending to complete the given sentence: Doing karate: Two girls in karate class bow forward and then to each other before practice. the girl

Ending1: in the black dress sits to either side of the kneeing girl. Ending2: in the back take her turn to bow forward and forward. Ending3: in karate uniforms bows at the bottom of the beam. Ending4: dodges an attack by taking a knee while blocking a hit.

Answer format: ending1/ending2/ending3/ending4