To inform readers about a topic using facts and details.
Hope this helps!
I believe you would use the semicolon. I'm not totally sure. ( ; )
He uses humor, as conveyed with the multitude of colors
Answer: The purpose of an excerpt is to be a trailer for a book.
Explanation: A excerpt can be like a little sneak peak that prepares the reader for the whole story. An excerpt can also help the the reader understand and memorize the subject the author is writing about.