TOEFL Listening: TPO-TOEFL听力TPO - S4GWBDRX5I7X1HV4R$

Why is the student interested in the professor's class? A. He wants to learn about his family background. B. He already has the language skills needed for the class. C. The professor has a reputation as an expert on Poland. D. The course is related to the student's intended course of study.