Answer:
I believe the answer would be D
Explanation:
'A' was immediately dropped out for the lack of a period at the end.
Think about what a comma is supposed to do, It's supposed to have a small pause in a sentence. If you read everything out loud It would be awkward to pause in the places the commas are suggested. Thus, inclining me to think the correct answer is D.
Hope this Helps!
Bellboy: yes sir the lower part of the hotel is about gone, sir.
would most likely be the answer because he says it in a way that sounds almost as though it is not a big deal while in reality it is. I hope this helps!