Please choose the correct ending to complete the given sentence: Vacuuming floor: A man is holding the arm of a canister vacuum in a vacuum showroom. the man

Ending1: vacuums the floor and a potted wood. Ending2: lifts the arm and shows it to the camera. Ending3: gets the bin out of the car and puts it on a conveyer. Ending4: vacuums a pallet while holding the arm of a canister vacuum.

Answer format: ending1/ending2/ending3/ending4