Please choose the correct ending to complete the given sentence: Hand washing clothes: A young boy pulls on a metal lever protruding from a metal bucket with a washboard in it. two young girls

Ending1: behind him demonstrate a tugging technique in a kitchen. Ending2: slide down the slide backwards until the tips of their legs contact the floor. Ending3: get out of their seats and walk over inside a large circle. Ending4: watch as a woman in a white apron demonstrates to the boy and girl how to turn the lever and also hangs clothes on a clothes line.

Answer format: ending1/ending2/ending3/ending4