Teacher: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.
Teacher: Now, understand the problem? Solve this instance: ``New Order'' also marks the first appearance of Colonel Lionel Pendergast (Barclay Hope). ``Prometheus Unbound'' guest starred Claudia Black, of Farscape fame, as Vala Mal Doran. Black had originally been considered for the role of Krista in ``Affinity'', but _her_ schedule did not allow it. <sep>, Pronoun: her <sep>, A: Black <sep>, B: Krista
Student:
A