The expansion of the higher education system has turned universities from institutions for the elite to ones for the masses.大学（）后，大学教育便从以往的精英教育变成普及教育。
The expansion of the higher education system has turned universities from institutions for the elite to ones for the masses.大学（）后，大学教育便从以往的精英教育变成普及教育。
A.扩大
B.扩散
C.扩充
D.扩招
正确答案：扩招