You cannot close MS Word by?

You cannot close MS Word by?
A: Choosing File menu then Exit submenu
B: Choosing File menu choose close submenu
C: Double click on Control menu box
D: Click X symbol on title bar

Closing MS Word uses File Exit double-clicking control box or clicking the X icon but File close submenu is for documents not the application. This distinction ensures proper software termination preserving work. Understanding closure methods prevents data loss improving user efficiency in word processing tasks.