Please choose the correct ending to complete the given sentence: Cleaning windows: The window cleaning company logo appears as the video opens. Followed by a title card announcing the cleaning instruction to follow. a man behind glass window

Ending1: washing machines is shown before he begins to wash them. Ending2: cleaners greets the viewer. Ending3: begins to wash them. Ending4: washing is displaying a bottle of solution and cleaning soda can in the dark, then taking the soda.

Answer format: ending1/ending2/ending3/ending4