Your professor will ask you to watch the movie, "Divergent" and classify groups, personalities, skills, and/or identities. Take a look at this classification essay explanation. Use this outline organizer template to help you get started. Review the words used in this type of essay.
If you are looking for composition books with different types of essays, check out Linda Blanton composition books, particularly, Books 3 and 4. The books provide essay models.
Use the RIT Libraries Catalog to find books or encyclopedias on your classification topics.