Detailed Instructions: 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: According to her mother, Tatyana Vladimovna, Demkina was a fast learner, but was otherwise a normal child until _she_ was ten years old, at which time her ability began to manifest itself. <sep>, Pronoun: she <sep>, A: Tatyana Vladimovna <sep>, B: Demkina
A:
B