问题详情

We can infer from Dr. Myers and Dr. Worm’s paper that ________.

[A] the stock of large predators in some old fisheries has reduced by 90%

[B] there are only half as many fisheries as there were 15 years ago

[C] the catch sizes in new fisheries are only 20% of the original amount

[D] the number of larger predators dropped faster in new fisheries than in the old

请帮忙给出正确答案和分析，谢谢！