Which example best shows that Macbeth has become power hungry and will do anything to keep the throne?

A. Macbeth is too upset to take the dagger back to Duncan's room.

B. Macbeth persuades the murderers to kill Banquo and his son.

C. Macbeth tells Lady Macbeth that he believes he will never sleep again.


D. Macbeth is the only one who sees
Banquo's ghost at the banquet.