Definition: 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.
Input: Here he settled in Paris at first, but in 1859 moved to London, where he would spend most of the remainder of his life. There he met Dante Gabriel Rossetti and other members of the Pre-Raphaelite Brotherhood, who would have a profound influence on Whistler. It was also in London that Whistler met Joanna Heffernan, the model who would become his lover. By 1865, Whistler had already used _her_ as a model for other paintings, among these Symphony in White, No. 1 and Symphony in White, No. <sep>, Pronoun: her <sep>, A: Whistler <sep>, B: Joanna Heffernan
Output:
B