According to the author, biometric technology is______. The author used the health insurance case mainly to______.

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问题 According to the author, biometric technology is______.
The author used the health insurance case mainly to______.

选项 A、illustrate the use of the technology
B、give suggestions on buying insurance
C、draw attention to the problem of the technology
D、emphasize the importance of healthy diet

答案C

解析 例证题。本文通过医疗保险这一例子说明了生物技术存在的问题。
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