Which theme from Macbeth do these lines support? 
 "This supernatural soliciting
 Cannot be ill, cannot be good. If ill,
 Why hath it given me earnest of success,
 Commencing in a truth? "
 A.Those without convictions are easily manipulated. 
 B. Darkness is dangerous. 
 C. Ambition unchecked can lead to corruption. 
 D. Things are not always what they seem.