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: A day before the release of No Boys Allowed, Hilson performed the song at Billboard's first live Tastemakers event in New York City on December 20. On January 4, 2011, Hilson gave a Motown-themed performance of ``Pretty Girl Rock'' on the Late Show with David Letterman, by paying tribute to Diana Ross and The Supremes with _her_ two female back-up singers. <sep>, Pronoun: her <sep>, A: Hilson <sep>, B: Diana Ross

A