A symmetric cipher that was approved by the NIST in late 2000 as a replacement for DES.

Which is true about hiding a worksheet?

A) It removes it from view, making the visible number of tabs more manageable. B) It disables formulas referencing that worksheet. C) It is unrecoverable. D) Hide worksheets in Options on the Home Tab.

To choose a theme for your document, you should click Themes in the INSERT tab.

Answer the following statement true (T) or false (F)