42. What was the author's purpose in writing this article?
(A) To show how scientific developments can help conservation efforts.
(B) To inform the reader of some wildlife conservation success stories.
(C) To convince the reader to be more active in local conservation efforts.
(D) To explain why some endangered species are more worthy of saving than others.

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統計： A(0), B(1), C(1), D(0), E(0) #3911358