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.

Lennox demands to know who else is involved in this conspiracy, but Pollock refuses to say. Lennox agrees to obtain Palmer's itinerary. Later, Lennox tries to warn the Secret Service about the assassination plot but is knocked out by Pollock. Pollock proceeds to tie up Tom, and _he_can only watch as the bomb maker and Pollock carry out their threat. <sep>, Pronoun: he <sep>, A: Pollock <sep>, B: Tom
Output:
B