Answer:
They call him by his given name, Thane of Glamis, Thane of Cawdor, and then finally as, "King". They also prophesy that Banquo's children will all become kings. It is really cool that even though Macbeth wants more answers, the witches vanish.
Explanation:
Prophecy fulfilled when Angus comes to tell M that he has been given the title of Thane of Cawdor by Duncan.
