Which of the following is not true about the characters in the frame story and the story within a story?

A.) Vortigern, the villain in the story within a story, is the father of Sir Gromer.

B.) Uther Pendragon, the hero in the story within a story, is Arthur’s father.

C.) Emrys in the story within a story is Merlin, who is telling the story.

D.) The main characters in both stories learn from a wise old man.