Read this incomplete outline of an essay on literary criticism.

A. an elementary overview of literary criticism
B. ___________________________________
C. the history of literary criticism
D. types and schools of literary criticism
E. modern literary theories

For a well-structured essay, what is the most appropriate topic to include after the overview?

1.the credibility of a literary critic
2.prominent texts in classical criticism
3.the purpose of literary criticism
4.how to critique a piece of literature