A style that can be accessed from a Ribbon gallery of thumbnails is called a ________ Style

A two-dimensional array that will accumulate the rows and columns:

a. Should have an additional row and column specified for the totals. b. Should use two other one-dimensional arrays for the totals. c. Should have a third dimension for the totals. d. None of the above.

It is a good idea to ____ the database before using compact and repair to keep the database safe from hardware and software malfunctions.

A. use a second computer to save B. run a virus check on C. make a backup copy of D. proofread