Answer: A. He is complex, with both good and bad qualities.
Macbeth's defining characteristic is his desire for power. This is his tragic flaw, and the trait that will lead to his downfall. However, Macbeth is far from just being an evil character. Although he does many immoral things, he is deeply conflicted about his acts. The fact that he finds himself feeling conflicting emotions shows that he is a very complex character, with both good and bad qualities.
