Please choose the correct ending to complete the given sentence: Making a sandwich: A person is making a sandwich on a plate. they

Ending1: grab a bottle of vinegar and pour it on the bread. Ending2: slice an egg and put it on the sandwich. Ending3: chop black meat and put it in a pan. Ending4: put a piece of bread and a pumpkin on top.

Answer format: ending1/ending2/ending3/ending4