You will be given a definition of a task first, then some input of the task.
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.

A disappointed Dan is further enraged when Chuck insults Jenny, and throws a second punch at the would-be rapist. Serena tries to explain herself to Dan, but he leaves the brunch without her. Back at the Humphrey apartment, Dan relates to Rufus and Jenny that he ``...found Serena, but then (he) lost _her_.'' <sep>, Pronoun: her <sep>, A: Jenny <sep>, B: Serena
Output:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
B