From everything I could find it was Carl himself, But if you heard the poem online somewhere it could've been anywhere. Where did you hear it?
The answer to your question is true
C. This stage introduces the main characters, setting, and initial conflicts of the story.
Answer:
Write about two characters who each want to change the same thing, but resolve to go about it in very different ways.
Write about someone who doesn’t remember their past — and doesn’t want to.
Write about someone who didn’t get along with their family as a child, but has since found an appreciation for them.
Write about a character who’s finally on the verge of achieving their lifelong dream.
Explanation:
This can not be answer so yea I hope this helps