When do students pay for the books?A.As soon as they fill out the form.B.The week before c

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When do students pay for the books?

A.As soon as they fill out the form.

B.The week before classes begin.

C.The week after they fill out the form.

D.The week after the classes begin.

请帮忙给出正确答案和分析,谢谢!

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