71. Which is NOT a recognized hypothesis to account for the strong competitive ability of invasives?
(A) Enemy release
(B) Superior competition
(C) Lack of environmental constraints
(D) Propagule pressure
(E) Climate pre-adaptation
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(A)天敵逃脫（外來種到了新的環境會減少...
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（A）天敵逃逸假說。「天敵逃逸假說」最早...
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