You will be given a definition of a task first, then an example. Follow the example to solve a new instance 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.

He grew up in Evanston, Illinois the second oldest of five children including his brothers, Fred and Gordon and sisters, Marge (Peppy) and Marilyn. His high school days were spent at New Trier High School in Winnetka, Illinois. MacKenzie studied with Bernard Leach from 1949 to 1952. _His_ simple, wheel-thrown functional pottery is heavily influenced by the oriental aesthetic of Shoji Hamada and Kanjiro Kawai. <sep>, Pronoun: His <sep>, A: MacKenzie <sep>, B: Bernard Leach
Solution: A
Why? Based on the text, his refers to MacKenzie so option A is correct.

New input: In the 2006 European Championships in Athletics, O'Rourke finished joint second with Kirsten Bolm and behind Swedish athlete and favourite, Susanna Kallur in a time of 12.72, a new national record. Later in the same championship O'Rourke ran the first leg for the Irish 4 x 100*m relay team which included Joanne Cuddihy, Ailis McSweeney, and Anna Boyle which set a new national record of 44.38*s. In 2007 Derval went to Osaka, Japan for the World Championships and qualified for the semi-finals but finished eighth. _She_ had encountered an injury during the early part of the season in 2007. <sep>, Pronoun: She <sep>, A: Anna Boyle <sep>, B: Derval
Solution:
B