Ambition and power affects Macbeth over the course of the play because:
"They corrupt him" (Option C).
Macbeth is a character from the play Macbeth that is represented as a Scottish general.
He is influenced by the prophecies of the three witches, especially after their prediction comes true that he will be made the Thane of Cawdor.
Hence, although the three witches prophesied Macbeth's victory or rise, it was his own ambition that blinded and corrupted him.
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