问题详情

According to the passage, how do students in class often react to another student"s research？
A．They react the way they do to any other research.
B．They are especially critical of the quality of the research.
C．They offer unusually good suggestions for improving the work.
D．They show a lot of sympathy for the student researcher.请帮忙给出正确答案和分析，谢谢！