49. The last paragraph is ________.
(A) an example that supports the conclusion
(B) a warning to the readers
(C) a summary of the whole article
(D) a series of questions and answers
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統計: A(26), B(0), C(17), D(3), E(0) #805416
統計: A(26), B(0), C(17), D(3), E(0) #805416