The average age of a LinkedIn user is ________

All of the following statements are TRUE about protecting workbooks and worksheets EXCEPT:

A) Worksheet-level protection allows very fine control of how protection will affect the usability of a worksheet. B) Excel allows the protection of applications in two layers. C) Workbook-level protection controls who has access to the workbook. D) Worksheet protection can be applied to groups of worksheets.

Having a loop within a loop is known as:

a. Recursion. b. Doubling up. c. Nesting. d. Stacking