TOEFL Listening: TPO-TOEFL听力TPO - P1M119B4W31NAU11R$

What is the professor's opinion of the other students in the woman's group? A. They try to take credit for work they did not do. B. They did not perform well in previous courses with him. C. They are more motivated when they are working in a group. D. They do good work when they are interested in the subject