A: anything that is published regularly durind the year.
Explanation:
A <em>periodical</em> is publication, especially a magazine or journal that appears on a <em>regular basis</em> (monthly, weekly etc), and that is concerned with the opinions, values, news and other information. Periodical is a broad term that refers to regular publications, but currently a <em>periodical suggests a publication more serious than a magazine.</em>
Sample Response: I would research the topic by reading from multiple sources. I would take notes on important information, especially on evidence that supports my claim.
