Q: 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.
The main catalyzer of the movement for national Jewish music, however, was Joel Engel. Engel, composer and music critic, was born outside the Pale of Jewish settlement, and was a completely assimilated Russian. A meeting with the Russian nationalist critic Vladimir Stasov inspired Engel to seek _his_ Jewish roots. <sep>, Pronoun: his <sep>, A: Vladimir Stasov <sep>, B: Engel
A:
B