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.

In order to pay for her lessons with Lorraine, Rankin rented the Huntingdon College pool and spent her summers teaching the children of Montgomery to swim. Helen Traubel visited the conservatory to perform a recital in 1943 while Rankin was a student. Determined to succeed in an opera career, Rankin went backstage and persuaded Ms. Traubel's accompanist, Coenraad Bos, to hear _her_ sing. <sep>, Pronoun: her <sep>, A: Rankin <sep>, B: Traubel
Output:
A