What are Paro and Aibo according to the author’s introduction? Japan is turning to the research of robotic animals because

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问题 What are Paro and Aibo according to the author’s introduction?
Japan is turning to the research of robotic animals because

选项 A、it can do the jobs of a nurse
B、it helps cure elderly patients
C、it is popular to many families
D、it has an aging population and fewer caretakers

答案D

解析 见文章的第四段,这一段都在讲日本研发这一产品的原因。选项A、B、C讲的都是这个产品的功能和作用,不能对题干进行回答。唯有D能回答题干的问题。
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