The story of J.B.S. Haldane is mentioned in the text ______. As pointed out in the text, "reciprocal altruism theory" and "stro

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问题 The story of J.B.S. Haldane is mentioned in the text ______.
As pointed out in the text, "reciprocal altruism theory" and "strong reciprocity theory" are ______.

选项 A、complementary.
B、contradictory.
C、superficial.
D、over-simplified.

答案A

解析
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