Please choose the correct ending to complete the given sentence: Hanging wallpaper: Then he shows how to use fans to ventilate the room. He takes a scour and begins to scour the wall paper. he

Ending1: shows how to detail and process paper paper. Ending2: then puts a towel on the back of the wall paper and wipes it off with his hand. Ending3: uses a paint roller to soak the wall paper for easy removal. Ending4: straightens it out and removes the wax paper.

Answer format: ending1/ending2/ending3/ending4