Please choose the correct ending to complete the given sentence: Cleaning windows: A man walks into frame and begins cleaning off a window on a platform. he

Ending1: uses an electric scraper to clear and polish the window. Ending2: moves a tool all around the area and continues cleaning. Ending3: uses a metal robe to scrub off of the window. Ending4: then uses an sanding tool to slide wax across the cracks.

Answer format: ending1/ending2/ending3/ending4