Please choose the correct ending to complete the given sentence: Vacuuming floor: The lady puts the vacuum in a closet. We see a room full of desks and engineers designing products. three dyson fans

Ending1: walk into the room and the lady talks. Ending2: swivel toward the camera. Ending3: are standing on a wall. Ending4: walk through followed by a man driving a flat tire.

Answer format: ending1/ending2/ending3/ending4