Final answer:
An expository essay aims to explain a topic by breaking it down into parts, providing evidence and clear explanations, and using a structured format that includes an introduction, body, and conclusion.
Step-by-step explanation:
Some of the key functions of an expository essay include presenting information about a topic and explaining that topic to the reader. In contrast to argumentative or persuasive essays which aim to convince the reader of a particular point of view through argument and evidence, an expository essay's purpose is to inform and clarify. Specifically, this type of essay:
- Breaks down a topic into its constituent parts to provide a clear and comprehensive understanding of the subject matter.
- Uses evidence and explanations to support the breakdown and clarification of these parts.
Furthermore, the expository essay uses an organized structure comprising of an introductory paragraph that sets the scene, body paragraphs that delve into the details of the topic, and a concluding paragraph that summarizes the examination of the topic. Each paragraph should serve to further elucidate the subject and enhance the reader's understanding, ensuring that the explanation is logical and well-organized.