78. The following statements are correct EXCEPT
(A) Exotic species cause harm rather than benefits.
(B) Exotic species are from outside.
(C) Exotic species result in death of native species.
(D) Exotic species can survive and become a new group in a new place.

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統計: A(67), B(12), C(17), D(16), E(0) #864213

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#2061567
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