Answer:
The correct adjective to replace the underlined word is energetic.
They're both definitely unreliable, but the second answer(B) it doesn't seem like the narrator of "The Black Cat" seems insane, so I'm gonna think its D. I might be wrong though...
The correct answer should be the following sentence: <span>“The whole thing is made out of gelatin!” they exclaimed.
Direct quotes should be enclosed in quotation marks. The context clue "exclaimed" gives us a hint that the sentence is in exclamatory.</span>