You will be given a definition of a task first, then some input of the task.
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.

Barbara later takes a job as an assistant professor at Stephanie's school in order to continue to keep in contact with her. Barbara also designs a costume for Stephanie to replace Cassandra's tattered costume, incorporating various elements of both the Spoiler and previous Batgirl costumes. As Stephanie is taking steps to balance _her_ double-life as a college student and a vigilante, Barbara makes a test run on Stephanie's Batsuit, which includes monitoring Stephanie's vital signs and allowing both women to communicate through wireless links. <sep>, Pronoun: her <sep>, A: Barbara <sep>, B: Stephanie
Output:
B