COGNITIVE ASSESSMENT for What Is a Dialog Box Used

COGNITIVE ASSESSMENT For what is a dialog box used?

A) It allows dialog between the operating system and applications software.
B) It contains a list of commands from which the user makes selections; it moves as a user interacts with the mouse or other pointing device; or it loads program instructions and data from the computer's hard disk into memory.
C) It requests a response; stores data and information; or contains data and information used by the operating system.
D) It provides information; presents available options; or requests a response.