Answer:
D) An unlikely hero goes on a quest to save his world from evil.
If the "books" wasn't a plural, it would be "his" but since it isn't singular, it would be "their"
If you are referring his defeat at the end against the dragon, that is because of his hubris. He was too proud and believed that he could do it alone without his soldiers. This brings his defeat and he realizes that he will die because of his hubris, after which Wyglaf will take over since he was the only one brave enough to help.
*edited* Well, I would start out with "If I were a color, I would be the color ____." Or "If I were a vegetable, I would be a(n) ____." Something like that.
ORIGINAL ANSWER: Why don't you just do it yourself?
Answer:
C
Explanation: It shows that he believes it, and C is the only other one that shows a good reason for that.