A. their existence as free and separate beings B. their capability of living under favorable conditions C. their great power and effectiveness D. their strong desire for living in a close-knit society 参考答案:A 答案解析:本文第二段指出,目前的人类正处于一种独特的,也许是暂时的阶段,人类的每个个体都保存着一种强烈的个性感觉。事实上,在有利的情况下,他们仍然能够过独立的生活。但是,人类社会已经相当发达,以至于他们比个体具