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: The release of The New Adventures of Superboy #1 (January 1980) coincided with Superboy's (temporary) departure from the Legion in The Legion of Super-Heroes #259, as well as the one-shot Superboy Spectacular #1. Much as Superboy's debut in Adventure Comics depicts Clark celebrating _his_ tenth birthday, New Adventures of Superboy #1 features Clark celebrating his sixteenth birthday and includes a flashback to Clark's first days as Superboy at the time of his eighth birthday. <sep>, Pronoun: his <sep>, A: Superboy <sep>, B: Clark
A:
B