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: Five rooms from her Park Avenue apartment were installed in a memorial building after her death in 1960, bringing Webb's collection of works by Monet, Manet, and Degas to the museum grounds. A large pastel by Mary Cassatt, showing a young Electra Havemeyer with _her_ mother Louisine, enjoys a place of honor in the entry hall. <sep>, Pronoun: her <sep>, A: Mary Cassatt <sep>, B: Electra Havemeyer
A:
B