Before katie turns in the paper she typed she wants a peer to review it and give her feedback. katie uses her all in one printer to scan her edit, prints, and send them to her friend. an all in one printer is

An all in one printer is input and output.

You put in something - papers to scan, which is part of the input process. The output part refers to the actually printing, which means that this printer has these two properties. It cannot be an operating system because you cannot touch an operating system, and it is not a data storage device because you don't store anything in the printer.