The answer you are looking for is letter B. Theseus. In "The Adventures of Theseus", Theseus is the dynamic character.
Theseus is Aegeus’s son, the king of Athens. He defeated Procrustes, the Minotaur and he ruled Athens after his father’s death.
In English, a dynamic character is a character that undergoes an important inner change, as a change in personality or attitude, or enlightenment in a story.