Given the task definition and input, reply with output. 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.

The first song which they worked together on was ``Your Song'', on which Dudgeon elaborated on the simple piano tune and added an orchestral arrangement by Paul Buckmaster. The song reached the U.S. top 10, becoming John's first substantial hit. Dudgeon continued to work with John on his next several albums. Dudgeon was sometimes critical of John's work; for instance, in Elizabeth Rosenthal's book _His_ Song: <sep>, Pronoun: His <sep>, A: Dudgeon <sep>, B: John
B