The best response is A by inspiring Elaine to be kinder to her father.
Throughout the story, Elaine grapples with her feelings of anger and frustration towards her father, particularly regarding the situation with her grandmother's funeral. The movie's portrayal of a teenager who is struggling with her relationship with her parent due to external circumstances brings Elaine to a realization about her own situation. This reflection ultimately leads her to apologize to her father and acknowledge her own actions, suggesting that the movie helped her to understand the importance of kindness and empathy towards him.