It's B.teacher because it is a specific person.
B.) "<span>The thieves represent all those who try to take a short cut on their journey and who, in doing so, fail to realize their Personal Legend."
</span>C.) "The thieves harm the boy, but they are also an important part of his journey; Santiago would not have found his treasure without them."
I just took the quiz as well and can confirm that these are the correct answers. Thanks!
Answer:
woah i never thought about that
