The Witches tell Macbeth of prophecies that change him and his beliefs. They are the reason why Macbeth thought himself to be unbeatable and why he developed his tragic flaw.
If the story only has round characters, there will be too much information to take in, and it will be very long.
If the story only has flat characters, it will be boring, because nothing will change.
A good book/story should have both flat and round characters, because people would enjoy watching as the round character (usually the main character) changed, with flat characters surrounding them.
D. The man in the yellow suit who was looking for someone.
Answer: Manners Make the Man
Explanation: Out of all the other options, the article that is most likely written to persuade the readers is "Manners Make the Man" because it will be about instructing men to have good manners.
Hope this helps, have a BLESSED and wonderful day! :-)
-Cutiepatutie <3