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.

She was princess of Hamavaran kingdom (Saka Haumavarga or Amyrgian) and later, becomes the wife of Kay K*vus, shah of Iran, and stepmother of prince Siyavash. She is most famous for her role in Siyavash choosing exile. When young Siavash, who was raised by Rostam away from _his_ father's court, returns, Sudabeh sees him and falls in love. <sep>, Pronoun: his <sep>, A: Siavash <sep>, B: Rostam
Output:
A