Please choose the correct ending to complete the given sentence: Making a sandwich: He puts mayonnaise on top of the top piece of bread. He stacks the food up on the bread again. he

Ending1: puts the sandwich on top of the food again. Ending2: tops it with a final piece of bread. Ending3: then breaks it up into cubes and puts it onto the sandwich. Ending4: also runs some cheese out and mixes the sandwich briefly.

Answer format: ending1/ending2/ending3/ending4