This document defines and provides examples of three literary terms: chorus, diction, and expressive criticism. It begins with the student's name, roll number, year, semester, paper number, and unit number. It then defines chorus as a refrain in a song and describes the role of a Greek chorus. Diction is defined as a person's way of pronouncing words and discusses four levels of diction with examples from John Anderson and John Keats. Expressive criticism is analyzing a work to understand the author's expression and provides an example analyzing a novel. It concludes by thanking the professor.