Each menu contains a list of commands you can use to perform tasks such as opening, saving, printing, and editing photos. _________________________

Once a worksheet is protected, you must ________ any cells to which you want to allow changes

A) unlock B) lock C) protect D) unprotect

To associate a file with a program, Windows assigns a(n) ____ to the file name.?

A. ?linkage B. ?extension C. ?ID D. ?PIN