Please choose the correct ending to complete the given sentence: Mooping floor: A lady walks through a room pushing a mop. The lady demonstrates how to squeeze the handle. she

Ending1: opens the handle and empties the mop behind the furniture. Ending2: pushes the mop over and over against carpet. Ending3: then shows how to mop a large floor. Ending4: then turns the mop and walks off.

Answer format: ending1/ending2/ending3/ending4