Definition: 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.
Input: While continuing to make music, Maus went on to study philosophy at the European Graduate School in Saas Fee, Switzerland, where he earned his master's degree. He was awarded a doctorate in political philosophy from the University of Hawai'i, where his thesis advisor was Michael J. Shapiro. After finishing _his_ dissertation, Maus planned on becoming a teacher, stating in 2011 that he could not foresee a career in music. <sep>, Pronoun: his <sep>, A: Michael J. Shapiro <sep>, B: Maus
Output:
B