The answer is definitely: "And so it piled up to the ceilings" since the author is using exaggeration as a literary technique to make the situation seem even worse than it is.
I hope this answer helps you :)!
D is the correct answer, I'm 100% sure about that
C. has, singular. The verb form is describing a boy which is singular
Answer=D
Either and or are the conjunctions in the sentence...
