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[单选题]
在Warneken和Tomasello（2006)的研究中，当儿童看到实验员遇到困难时，他们会主动地为研究者打开柜子。该研究探讨了儿童的哪种亲社会行为？（)
A.助人
B.合作
C.分享
D.分配
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题目内容
（请给出正确答案）
A.助人
B.合作
C.分享
D.分配
答案
更多“在Warneken和Tomasello（2006)的研究中，当儿童看到实验员遇到困难时，他们会主动地为研究者打开柜子。该研究探讨了儿童的哪种亲社会行为？（)”相关的问题
第1题
The research led by Felix Warneken has proved that ______.
A．chimpanzees' cooperative ability has always been present
B．chimpanzees are as intelligent as 18-month old human children
C．chimpanzees and humans had common ancestor six million years ago
D．chimpanzees are willing to cooperate even without any form. of reward
第2题
From what Warneken said in the passage, we can infer that ______.
A．no other nonhuman primate can be as altruistic as chimpanzees
B．altruism has never been observed in any nonhuman animals before
C．chimpanzees did not display altruism in their previous experiments
D．it is the first time they have conducted experiments about chimpanzees
在[-π，π]上的最大值和最小值．
