Please choose the correct ending to complete the given sentence: Cleaning windows: A man cleans a window using a soft squeegee with detergent while explaining, then the man takes a steel wiper to clean the detergent on the window. then

Ending1: , the man fixes a fist with the steel wiper and starts to cleanser the entire window. Ending2: , the man applies more detergent with the soft squeegee, then clean with the steep wiper. Ending3: , the man walks to a object, and using it to clean a window with a wet wiper, after a crowd watch him. Ending4: , the man adds water into the gun, then he sprays the body of cleaner with industrial flame and spray nozzle, then he puts it on a pad on front the window to clean.

Answer format: ending1/ending2/ending3/ending4