Answer:
After Escalus dismisses both sides, Montague and his wife discuss Romeo's recent melancholy behavior with Benvolio and ask him to discover its cause. They exit as Romeo enters in his sad state a victim of an unrequited love for the cold and unresponsive Rosaline.
Explanation:
What book are you reading...not enough info is givin:(
Not sure but i think its C
A. because preposition has a pronoun or noun with a word relating another noun or pronoun