问题详情

Judging from the "three new roles" (para. 6) envisioned for tomorrow"s university faculty, university teachers ______.
A．are required to conduct more independent research
B．are required to offer more course to their students
C．are supposed to assume more demanding duties
D．are supposed to supervise more students in their specialty请帮忙给出正确答案和分析，谢谢！