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.

[Q]: Guadalcanal Diary was shot from May 14 to late July, 1943, mostly on location at Camp Pendleton, near Oceanside, California. Many of the Marines stationed there were filmed while on maneuvers and a substantial number appeared in the picture in small speaking parts or as extras. The picture marked the screen debuts of stage actor Robert Rose and Richard Jaeckel, who was a studio messenger boy when _he_was cast in the production. <sep>, Pronoun: he <sep>, A: Robert Rose <sep>, B: Richard Jaeckel
[A]: B


[Q]: In the late 1960s, Grinder returned to college to study linguistics and received his Ph.D. from the University of California, San Diego in 1971. His dissertation, titled On Deletion Phenomena in English, was published by Mouton in 1976. In the early 1970s, Grinder worked in George A. Miller's laboratory at Rockefeller University. After receiving _his_ Ph.D., Grinder took a full-time position as an assistant professor in the linguistics faculty at the University of California, Santa Cruz (UCSC). <sep>, Pronoun: his <sep>, A: George A. Miller <sep>, B: Grinder
[A]: B


[Q]: Thomas continued in the Army until January 1824 when he sold out his commission. He settled on land he named ``Dagworth'' (after the farm where he was born), an estate of 2,000 acres (8.1 km*) on the Hunter River, granted to him on 21 April 1825. In a letter to _her_ niece, Louisa, dated 2 June 1825, Thomas'' wife Christiana describes her husband: ``Uncle Thomas has very dark hair, a high forehead, dark blue eyes, rather a short nose, a small mouth with a fine set of very white teeth, which he shows very much when he laughs; a very black beard, and nice black whiskers. <sep>, Pronoun: her <sep>, A: Louisa <sep>, B: Christiana
[A]:
B