whAt is thE thEmE oF thE pAssAgE
A．A gEnErAl survEy oF AmEriCAn CollEgEs AnD univErsitiEs.
B．thE mAin CAusEs For thE DEvElopmEnt oF AmEriCAn highEr EDuCAtion.
C．thE historiCAl DEvElopmEnt oF AmEriCAn CollEgEs AnD univErsitiEs.
D．thE highEr EDuCAtion, thE BEttEr living ConDition.