An expository essay is a type of writing that aims to inform the reader about a particular topic by presenting facts, evidence, and analysis.

A call to action is not a common structural element of an expository essay. The introduction, body paragraphs, and conclusion are all essential components of this type of essay.

The introduction of an expository essay serves to introduce the topic of the essay and provide relevant background information to help the reader understand the context of the discussion.

A thesis statement in an expository essay is a statement that presents the writer's argument or claim about the topic of the essay. It is typically found at the end of the introduction.

Body paragraphs in an expository essay are used to present evidence and analysis to support the thesis statement. They provide detailed information and examples to help the reader understand and evaluate the writer's argument.

The conclusion of an expository essay serves to summarize the main points of the essay and restate the thesis statement. It also provides a sense of closure and leaves the reader with a final thought or reflection on the topic.

Fictional stories are not a common type of evidence used in expository essays. Facts and statistics, expert opinions, and personal anecdotes are all more commonly used to support an argument or claim in an expository essay.

Using credible sources in an expository essay is important because it adds credibility to the writer's argument and demonstrates the writer's knowledge of the topic. Credible sources provide reliable information that supports the writer's claims and helps to persuade the reader.

Harvard referencing style is not a common citation style used in expository essays. MLA, APA, and Chicago Manual of Style are more commonly used citation styles in academic writing.

Proofreading an expository essay is important to check for grammatical errors, spelling errors, and punctuation errors. It helps to ensure that the essay is free of errors and is clear and easy to understand for the reader.