Microsoft Office Word is a (n) _.

• A. a. area in the computer's main memory in which Microsoft Office text files are stored temporarily
• B. b. program included with Windows 2000 that can be used only to create or edit text files, smaller than 64K, that do not require formatting
• C. c. classified password that prevents unauthorized users from accessing a protected Microsoft Office item or document
• D. d. full-featured word processing program that can be used to create and revise professional looking documents easily