The correct answer is C. A pronoun has the same function as a noun, within a sentence. So, the pronoun usually refers to people, things, or something that you can mention. On the other hand, prepositions indicate meanings such as place, time, reason, relationship, among others. They do not refer to things or people like pronouns and nouns do. In fact, pronouns can be the object, that is complement, of the preposition.
Answer:
TYSM CAN I PLZ HAVE BRAINLIST :D HEHE
Explanation:
A fact can be proven, and an opinion is a belief.
I've never read the book but i'm guessing that the answer is A because the Friar is already a religious man and so to be working as a priest would seem like a thing he would do.