In "Homer: The Poet for All Ages," why are there conflicting beliefs about the origins of Homer's stories?
A: No one knows for certain if Homer wrote the stories he performed.
B: Many people have claimed to have authored the Iliad and the Odyssey.
C: No one knows for certain whether Homer was a real person or just a literary character.
D: No one knows if Homer knew the characters in the Iliad and the Odyssey personally.