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: Switzerland 1993 is architect, principal in the office of Philippe Rahm architects, based in Paris, France. His work, which extends the field of architecture from the physiological to the meteorological, has received an international audience in the context of sustainability. In 2002, Philippe Rahm was chosen to represent Switzerland at the 8th Architectural Venice Biennale, Italy, and was one of the 25 Manifesto's Architects of Aaron Betsky 's 2008 Architectural Venice Biennale. _He_is nominee in 2009 for the Ordos Prize in China and in 2010 and 2008 for the International Chernikov Prize in Moscow where he was ranked in the top ten. <sep>, Pronoun: He <sep>, A: Philippe Rahm <sep>, B: Aaron Betsky

A