题目内容
（请给出正确答案）
[主观题]
According to the talk, what are core courses？A．They are the important courses students mus
According to the talk, what are core courses？
A．They are the important courses students must take.
B．They are the basic courses students need to take.
C．They are elective courses students do not have to take for graduation.
D．They are required courses students have to take so as to graduate.
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