Please choose the correct ending to complete the given sentence: Cleaning windows: The lady puts a paste on a window glass. The lady use a rug to wipe off the paste on the window. the lady

Ending1: puts a pigment on the mirror. Ending2: uses a clean rug to wipe over the window again. Ending3: uses carpet cleaner on a chair. Ending4: wipe some powdered sugar onto a box and rub it on the window.

Answer format: ending1/ending2/ending3/ending4