Use the reverse of exponent rule 4 to expand the expressions below:

Which of the following statements offers the best method for ensuring that a database is recoverable in case of corruption?

A) Make a copy of the database before attempting to make changes to the database. B) Avoid using the misspelled names of tables and fields in calculated field expressions. C) Limit the number of queries containing expressions in order to limit the chances of corrupting the database. D) Avoid using too many date arithmetic related functions.

Select the browser's action when you configure BOTH a background color and background image for the body selector

a. display the background color instead of the background image b. will display no background for the page because it is "confused" c. display the background color while the background image loads and before the background image is displayed d. do none of the above