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.
Problem:Colonel Sybil Irving, the head of the Australian Women's Army Service (AWAS), who observed first hand the WAAAF's training methods before large-scale AWAS recruitment commenced, later declared that Stevenson ``did the most pertinent pioneering work'' in gaining acceptance for women in the armed forces. For _her_ part, Stevenson considered the role of Director ``a difficult job and often a lonely one''. <sep>, Pronoun: her <sep>, A: Sybil Irving <sep>, B: Stevenson
Solution:
B