What Is the Significance of the Book Sister Carrie

What is the significance of the book Sister Carrie ?

A) It was a best-seller among elite, educated Victorian readers who loved its moral about the consequences of prostitution.
B) It broke with traditional, genteel literary styles to offer a gritty story of an innocent and attractive Wisconsin girl who is seduced by a traveling salesman, moves in with the married proprietor of a fancy saloon, and eventually pursues a theater career.
C) It was Mark Twain's first book addressing the problems of urbanization.
D) Its story of interracial love marked a departure from traditional sentimental novels.
E) None of these choices