It gives lots of detail in the stories, it has parts that kids would like more and adults would like more. It's a fun series of books and movies for everyone.
I think your answer would be d. because it is informing you about howlin' wolf and the music festival.
Anne Sullivan, while describing her struggle to work with a young Helen Keller, wrote, "...the more I think, the more certain I am that obedience is the gateway through which knowledge, yes, and love, too, enters the mind of the child."