Final answer:
In a systems flowchart, a paper file is typically represented by a rectangle.
Step-by-step explanation:
On a systems flowchart, a paper file is represented by a rectangle (c. Rectangle). Flowcharts are visual representations used to show the steps in a process, and different symbols represent various types of entities or actions. For instance, data or documents are often represented by rectangles, which are sometimes called 'document' symbols in the context of systems flowcharts. A paper file is represented by a rectangle on a systems flowchart. In a systems flowchart, a paper file is represented by a rectangle.