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.
Input: The musical style is essentially tonal, evoking the work's period setting through galops and marches; instrumental interludes are highly programmatic, and choral ensembles make use of original onomatopoeic devices. The music of Treasure Island is more adventurous; colorful hornpipes are used, but the language is richly chromatic and there is considerable rhythmic intensity. Through _his_ editorial work, Elkus has focused on the music of Charles Ives. <sep>, Pronoun: his <sep>, A: Elkus <sep>, B: Charles Ives
Output:
A