The word "defeated" (Line 2,Par

A．One of the major tasks of education is to discover the most promising students.
B．In order to teach effectively, educators are requested to lay emphasis on one particular field.
C．Some subjects have been over-emphasized in public schools.
D．The progress of the society can not merely rely on inventors.

A．students should learn more up-to-date knowledge
B．good balance in education means the proper relations between producers and users of scientific services
C．students are getting to know the importance of a good balance among the branches of knowledge
D．attention is not sufficiently given to basic knowledge