In this text, the author mainly discusses the problem of______.
A. elitism in best American colleges
B. anti-intellectualism prevalent in America
C. alumni preference in college admission
D. anti-college tendency in America
买碗时常把两只碗碰一碰，听听发出的声音，判断碗的好坏时主要的根据是什么？
What does the author mean by saying"if horses could have voted, there never would have been cars" ？
A. History is determined by a series of accidental events.
B. The upgrade of technology is accelerating in modern society.
C. There is always strong resistance to new advancement in technology.
D. It is inevitable that the outdated productive force be replaced by advanced force.
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