I believe it is A.
Macbeth was very paranoid about Banquo's son taking his place as king.
I believe the answer is c also
The correct answer is C. Ordinary characters can do great good. As he himself says it in the book, Bilbo is a Baggins from Bag End and it should remain that way. He is an ordinary person living an ordinary life, but strangely is sucked into a world of magic and adventure. In the end, he does great things and changes the future of the entire world.