M: The visiting economist is speaking tonight, but Dr. Johnson doesn't seem to think much of him. W: That's because Dr. Johnson comes from an entirely different school of thought., Question: What do we learn from the woman's remark? (A) The visiting economist has given several lectures. (B) The guest lecturer's opinion is different from Dr. Johnson's. (C) Dr. Johnson and the guest speaker were schoolmates.
(B) The guest lecturer's opinion is different from Dr. Johnson's.