【正确答案】 B

【答案解析】[参考译文]转移语言功能的能力在5岁以后将会消失。
[试题分析]本题测试的是对文章句意的理解。
[详细解答]文章的最后一段为本题答案的选择提供了依据：Further，the ability to transfer language function from the language-dominant hemisphere to the minor one when the former suffers damage also seems to disappear after five，．．．由此可见本题的正确答案是B而非其他了。