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.
For his work at the Army War College, Clarke was awarded the General Dwight D. Eisenhower Chair in National Security in 1994. In 1995, following 30-years on active duty, Clarke retired. Army Chief of Staff General Gordon R. Sullivan presided over the ceremony and awarded Clarke the Legion of Merit. Following _his_ retirement from the Army, Clarke was the Training Manager at the Royal Saudi Land Forces Armored Institute in Tabuk, Saudi Arabia training Saudi armor officers and soldiers on the M1A2 main battle tank. <sep>, Pronoun: his <sep>, A: Gordon R. Sullivan <sep>, B: Clarke
A:
B