阅读材料 回答题。Traditionally universities have carried o

阅读材料，回答题。
Traditionally,universities have carried out two main activities: research and teaching. Many expertswould argue that both these activities play a critical role in serving thecommunity. The fundamental question, however, is how does the community want orneed to be served?
In recent years universitieshave been coming under increasing pressure from both the governments and thepublic to ensure that they do not remain "ivory towers(象牙塔)"of study separated from the realities of everyday life. University teachershave been encouraged, and in some casesconstrained (强迫),to provide more cofrses which produce graduates with the technical skills requiredfor the commercial use. If Aristotle wanted to work in a university in the UKtoday, he would have a good chance of teaching computer science but would notbe so readily employable asa philosopher.
A post-industrialsociety requires large numbers of computer programmers, engineers, managers andtechnicians to maintain and develop its economic growth but "man", asthe Bible says, "does not live by bread alone. " Apart from requiringmedical and social services, which do not directly contribute to economicgrowth, the society should also value and enjoy literature, music and the arts.Because they can also promote economic growth. A successful musical play, forinstance, can contribute as much to the Gross National Product through touristdollars as any other things.
The main idea of thefirst paragraph is that________ 查看材料
A.traditional universities do a good job serving the society
B.universities must meet the needs of the society
C.research and teaching are of great importance inuniversities
D.universities play an important role in our society
请帮忙给出正确答案和分析，谢谢！