What query is often used to display trends in values?

Match the following terms to their meanings:

I. Themes II. Page Header III. Expression IV. Calculated field V. Page Footer A. Displays at the bottom of every printed page B. Simplifies the process of creating professional-looking objects C. Contains the field name, followed by a colon and expression D. The existing field names must be enclosed in square brackets E. Displays at the top of every printed page

The ____ policy dictates how and in what timeframe spam is removed.

A. data access B. data loss C. data security D. data retention