Please choose the correct ending to complete the given sentence: Making a sandwich: A woman is seen working at a table and at a sink. she

Ending1: wipes down the machinery with a towel. Ending2: puts the foam from the sink into a large bowl. Ending3: is washing vegetables in water. Ending4: digs through various containers and bottles to get a better understanding of what she's doing.

Answer format: ending1/ending2/ending3/ending4