Please choose the correct ending to complete the given sentence: Vacuuming floor: A person walks up to a vacuum cleaner and picks up the wand. The person vacuums a carpet in the hallway of a home. the person

Ending1: vacuums the staircase behind a kitchen sink. Ending2: turns off the vacuum then replaces the attachment with a larger one for carpets. Ending3: puts on a welding helmet. Ending4: vacuums wallpaper on the floor.

Answer format: ending1/ending2/ending3/ending4