The correct answer is: to instruct readers
Informative essays are meant to educate a reader on certain topics, it is usually an academic paper written by a high school or college student. The key of an informative essay is that the writer's opinion is not given, the essay is not trying to change the reader's mind or persuade him. In an informative essay a term can be defined, something can be compared and contrasted, data can be analized or a how to can be given. It responds the main question explaining the topic in detail.
