Please choose the correct ending to complete the given sentence: Cleaning sink: A before and after picture of a sink is shown. a person

Ending1: pour water into a corner of a sink and drain it. Ending2: bubbles the water with a hose. Ending3: cuts water from a sink with a knife. Ending4: is then shown putting cleaner on a sponge and scrubbing a sink.

Answer format: ending1/ending2/ending3/ending4