Why doesn't young Arthur know that he is destined to be king? A. Merlin has placed him under a spell in order to protect him from those who would do him harm. B. Arthur is extremely modest and though he secretly wishes to be king, he would never admit it. C. Arthur's stepbrothers have kept him hidden in the dungeon of the castle for most of his life. D. He doesn't know that he is Ector's adopted son and that Uther is his biological father.