In this task, you will be presented with a text, a pronoun from the text, and two candidate names. You should determine what the pronoun refers to and classify the answers into A, B, or Neither. A and B here are referring to option A and option B. Position of the pronoun in the text is showed within two "_"s.
Q: De Havilland mounted a lawsuit in the 1940s, supported by the Screen Actors Guild and was successful, thereby reducing the power of the studios and extending greater creative freedom to the performers. The decision was one of the most significant and far-reaching legal rulings in Hollywood. Her victory won her the respect and admiration of her peers, among them _her_ own sister Joan Fontaine who later commented, ''Hollywood owes Olivia a great deal''. <sep>, Pronoun: her <sep>, A: Joan Fontaine <sep>, B: Olivia
A:
B