Over the course of Touching Spirit Bear, Cole Matthews undergoes a dramatic transformation. You wouldn't know it by looking at him, per say—Cole mostly changes on the inside, where he learns to let go of his hang-ups and his violent tendencies, and instead tries to be a better person.
Media literacy means that they are able to analyze many types and forms of media.
The clue word "however" almost always indicates a "contrast". This is because when using this word, the writer can on one hand agree with what he or she is saying, but offer a different point of view to be considered.