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: However he was never able to get close to two of the best, Dai Vernon or Sam Horowitz. So McGuire got close to a magician both men admired, Max Malini, and through clever use of his association with Malini got to Horowitz. With _his_ knowledge of Scott, McGuire had leverage and a worth to the top cardmen. <sep>, Pronoun: his <sep>, A: Scott <sep>, B: McGuire
Student:
B