What is the most logical next event?

A man is holding the arm of a canister vacuum in a vacuum showroom. the man

Select from:
(1). vacuums the floor and a potted wood.;
(2). lifts the arm and shows it to the camera.;
(3). gets the bin out of the car and puts it on a conveyer.;
(4). vacuums a pallet while holding the arm of a canister vacuum.;
(2).