The answer is C, abcb.
the rhyme scheme goes like this:
I hear in the chamber above me (a)
the patter of little feet (b)
the sound of a door that is opened (c)
and voices soft and sweet (b) [it rhymes with "feet"]
THe author is speaking to an unknown person asking typical questions
Answer:
His book is new, and mine is old.
Explanation:
"Her is old" wouldn't make grammatical sense unless it was "Hers is old", with the s on the end of her.
Answer:
The friar sets forth a plan: Romeo will visit Juliet that night, but make sure to leave her chamber, and Verona, before the morning. He will then reside in Mantua until news of their marriage can be spread.