Detailed Instructions: 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.
Q: When Liu Bei heard of Liu Cong's surrender, he led his followers (both troops and civilians) on an exodus southward to Xiakou, engaging Cao Cao's forces in a brief skirmish at the Battle of Changban along the way. While in Xiakou, Liu Bei sent Zhuge Liang to follow Lu Su to Jiangdong to discuss the formation of an alliance between _him_ and Sun Quan. <sep>, Pronoun: him <sep>, A: Liu Bei <sep>, B: Zhuge Liang
A:
A