单选题 The passage provides information for answering all of the following questions except ______.

【正确答案】 B
【答案解析】文章中提到了“identical twin”不一定“have same handedness”,这就回答了A;文章最后一段第一句说“The model seems Plausible”,这就回答了C;文章也提到了“How children actually tarn out, however, can be influenced by whether their parents are dextral or sinistral”并且还有其他的因素包括“random events”,“genes and culture”都会影响一个人的handedness preferences,这也就是对D的回答;通过排除,得出答案是B。