Please choose the correct ending to complete the given sentence: Cleaning windows: A man rides a motorcycle into a parking spot. He gets off the bike, and shows how to clean a large window. he

Ending1: wipes it down and scrapes it clean with brushes. Ending2: then clips the edges of the window. Ending3: cleans the glass from the back a window before stepping clear. Ending4: sprays the window with paint, then sprays it with other products.

Answer format: ending1/ending2/ending3/ending4