When low-level disk formatting occurs, a set of concentric circles called ________ are created

If set Radius is a Circle class function and my Circle is a Circle object, which of the following statements would set my Circle's radius to 2.5?

A) set Radius(2.5); B) my Circle.set Radius(2.5); C) Circle.setRadius(2.5); D) Circle(setRadius(2.5)); E) None of the above

To close a file but leave the application open, use the ____ tab to select the Close option.

A. HOME B. FILE C. CLOSE D. SAVE