By telling us who the Finches are, the author gives us a sense of where they fit in. At the same time, she gives us an understanding of how Atticus is something of a rebel because he does not take his expected role in society -- he doesn't act like part of the elite.
It is to have understanding or knowledge concering a specific matter.
<span>writing to convince your audience about an opinion
</span>
Tara could not wait for summer.
