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: Like many other religious houses, they profited by the embarrassment of lesser barons and knights, and in 1232 were able to purchase the greater part of the manor of Alvingham from John de Melsa, his father and mother, by paying off their debt of 871*2 marks to certain Jews. Their claim to two parts of the church of St. Andrew, Market Stainton, involved them in a struggle with Robert Grosteste, bishop of Lincoln, in the reign of Henry III. _He_revoked the appropriation made by his predecessor, but in 1245 the priory's appeal to Pope Innocent IV was finally successful. <sep>, Pronoun: He <sep>, A: Robert Grosteste <sep>, B: Henry III
Solution:
A