Please choose the correct ending to complete the given sentence: Vacuuming floor: A person is assembling a vacuum on the carpet. they

Ending1: plug the vacuum in. Ending2: put a bulb into the vacuum. Ending3: use a pair of tinfoil mitts to attach the vacuum cleaner to the carpet. Ending4: turn on the drain and pour water into the vacuum.

Answer format: ending1/ending2/ending3/ending4