TOEFL Listening: TPO-TOEFL听力TPO - 708HHPTB773PTTLRR$

Why does the man want to write his senior thesis on The Canterbury Tales? A. He studied it during his favorite course in high school. B. He has already received approval for the paper from his professor. C. He thinks that the knowledge might help him in graduate school. D. He has great admiration for Chaucer.