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: Donald P. Kanak is non-executive Chairman of Prudential Corporation Asia, the Asian division of Prudential plc. Until 2006 he was a senior executive at American International Group, and was at one time considered to succeed Hank Greenberg as CEO. After beginning _his_ career in management consulting, Kanak entered the insurance and financial services industry in 1986. <sep>, Pronoun: his <sep>, A: Hank Greenberg <sep>, B: Kanak

B