What is the purpose of the introduction in an expository essay?

(1 point)
to introduce the author and his or her dedication
to highlight the main points of the essay
to describe the supporting details
to provide a figurative interpretation of the essa

The purpose of the introduction in an expository essay is to introduce the topic, provide background information, and present the thesis statement or main idea of the essay. This helps to orient the reader and set the stage for the rest of the essay.