Please choose the correct ending to complete the given sentence: Cleaning sink: Some one pours baking soda down a drain. the person

Ending1: wipes the sink under moving a soap and water bowl. Ending2: holds the box of baking soda up the the camera. Ending3: adds one third of the soda to the glass. Ending4: pours the dough off a pan into different piles.

Answer format: ending1/ending2/ending3/ending4