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单选题
The author of Passage 2. most likely thinks that macroevolution ______.
A
explains the dysfunctional genes present in hemoglobin
B
has been proved to be true by scientific investigations
C
is a theory that lacks sufficient evidence
D
has never taken place on any scale
E
provides insight into our biological cousins
参考答案
参考解析
解析：
作者在最后一段第三句“there is no evidence whatsoever of the evolution of a separate and distinct species”，这说明作者认为还没有足够的证据微进化的存在。
作者在最后一段第三句“there is no evidence whatsoever of the evolution of a separate and distinct species”，这说明作者认为还没有足够的证据微进化的存在。
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many people have labored to be leadersB
leaders are beyond our understandingC
the essence of leadership has not been graspedD
the definitions of leadership should vary
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