Answer:
B. Is simply an extension of the title.
Explanation:
While a subtitle can inform the reader of the topic of the text or give more information about the title, its main purpose is to be an extension of the title.
He was author of one of the most important novels in France: Les Misérables, may be is the most famous literature French work.
Even the novel have been adapted several times in Hollywood films, and there's a Broadway musical representation that also was adapted in film and was casted by Anne Hathaway in the role of Fantine, and Hugh Jackman in the role of Jean Valjean.
When the novel was released Victor Hugo was already famous, and people was impatient for the novel (kind of J. K. Rowling nowadays), and was an immediate success.
I have never read the book, but is long, it has 5 volumes, each of them it's a book itself.
You forgot to include the pictures but ok
D.<span>his books about knights. the books affected his mind</span>