He is afraid of what would happen, now that Mr. Hyde is back
The correct option is THE WORD CHOICE DARKENS THE TONE.
From the passage it can be seen that the author took care to use words that will arouse and sustain the suspense of the readers. The word choice in the excerpt gives the passage a dark tone that will raise the curiosity of the reader about the eventual outcome of the event stated in the passage.
The answer would be D, since <em>Alexander the Great </em>was his name.
The fourth line I think. Hope this helps!