Please choose the correct ending to complete the given sentence: Vacuuming floor: They turn the vacuum on and begin vacuuming the floor. They take the attachment hose off and vacuum the base boards and stairs. they

Ending1: go back and forth checking for any dents or holes. Ending2: not only sit on the floor vacuuming in the spot set, they work on the stairs as well. Ending3: take the filter out and empty it. Ending4: move the vacuum up and down the wooden floors.

Answer format: ending1/ending2/ending3/ending4