Characters who do not change during the course of a story are static. These changes include character, personality, or perspective.
In contrast, a dynamic character undergoes a major transformation in regards to their character, personality, or perspective.
I would say either ode or sestina
B. She heals the wounded with her potion given by Aslan.
A refrain in poetry is when a word, phrase, line, or groups of lines repeat in the poem.