Question

Why is Macbeth both excited and fearful after hearing the witches' prediction about his future?

Answer 1

The witches told Macbeth that he would be king, and he is worried about his role in making the prediction come true.

Answer 2

The answer is D. The witches told he would be king, not how his in being King would play out. He wants to be king but he's afraid that his role involes things he doesn't want to do.