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.

At age fifteen or sixteen she married Marco Vespucci, son of Piero, who was a distant cousin of the explorer and cartographer Amerigo Vespucci. They met in April 1469; she was with her parents at the church of San Torpete when she met Marco; the doge Piero il Fregoso and much of the Genoese nobility were present. Marco had been sent to Genoa by _his_ father, Piero, to study at the Banco di San Giorgio. <sep>, Pronoun: his <sep>, A: Piero il Fregoso <sep>, B: Marco
B