It's B because Miss Sullivan wouldn't give up on Helen. She taught her words by letting her feel the objects and then spelling them in her hands.
<span>I believe that the theme is about letting go (King Trident & Ariel), following your heart (Ariel & Herself), trickery (Ursala & Ariel) there are many themes in the Little Mermaid movie. Those are just a few.
Hope this helps! :)</span>