Poe wants to explain the writer's process to an outside observer. Selecting nonfiction, specifically the expository essay, is appropriate because expository essays examine a topic in an organized way. The expository essay makes use of logical examples and explanations to support an idea, which is well suited to Poe's purpose. Whereas King wants to explain how he became a "good writer" (King's words) to a fellow writer. Selecting nonfiction, specifically the memoir, is appropriate because memoirs recount personal experiences and development, the exact ideas addressed by King. The memoir makes use of narrative techniques, which would allow an author who is explaining how he became a "good writer" to use evidence from his life easily.
If the story was told by a news reporter then the perspective and answer would be different cause they didn’t go through or experience it themselves.
I believe that Hamlet is based on tragedy and Twelfth Night is based on comedy
Using the questions of classical invention can help you narrow a topic.
Jeremy Bentham's philosophy of a utilitarianism stated that the goodness of actions should be tested by their usefulness to society.