The term used to describe an Excel function that is subject to change each time the workbookis opened is called:

A(n) _______ connects a printer to the network and allows multiple computers to print to this printer

Fill in the blank(s) with correct word

If you leave the product key blank during installation of Windows 7, you will have _____ days to activate Windows, at which time you must supply a valid product key

a. 7 b. 30 c. 60 d. 90