[单选题]The example of the twins going to a university to a factory separately shows __________.
Aathe importance of their intelligencebthe role of environment on intelligencecthe importance of their positiondthe part that birth places
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参考答案
试题答案：
B
答案解释：
细节判断题。文章第三段提到把双胞胎分别送到学校和工厂，然后进行了分析，指出We would soon find differences in intelligence developing, this indicates that environment as well as birth plays a part.，意为“很快我们就会发现他们在智力发展上有差异，这表明环境，像出生一样，也起作用。”，因此答案应该是B。
