Answer: C) Dr. Jekyll feels alone in his unfortunate situation.
Explanation: In the given excerpt from "The Strange Case of Dr. Jekyll and Mr. Hyde" we can see an extremely depressed Dr. Jekyll, because he thinks no one else has ever suffered the same things he is going through, he feels really lonely in his situation, and also he feels lonely because he thinks he can't tell anybody his secret (that he becomes Mr. Hyde and do horrible things).