Charles W. Eliot, the president of Harvard in 1869, initiated a system under which most required courses were dropped in favor of elective courses.

Câu hỏi :

Charles W. Eliot, the president of Harvard in 1869, initiated a system under which most required courses were dropped in favor of elective courses.

A initial                                  

B compulsory                         

C optional                   

D necessary

* Đáp án

C

* Hướng dẫn giải

Phương pháp giải:

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