I would have to say black, because it just fits with most creepy books. Sorry if you can't figure out an explanation.
Answer:
B. is the only based on true facts I know
I believe it's an analogy due to USS Alabama is a monster as it is a monster to battle in war, 26 battles to be exact.
The event in Act IV that foreshadows Macbeth eventual downfall is when Lady Macduff and her children are murdered. So Macduff finds out about Macbeth and he vowed to kill Macbeth himself. Macbeth encounters the witches who cryptically present three sprites that give him prophetic warnings. When he asks them for elaborations they preform a ritual and vanish.