Which of the following is NOT among the challenges to be met by Google？A．To improve the de
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Which of the following is NOT among the challenges to be met by Google？
A．To improve the design of the glasses.
B．To ease people"s concerns about privacy.
C．To make people stop worrying about advertising.
D．To earn a profit by increasing the mass-market price.
请帮忙给出正确答案和分析，谢谢！
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正确答案：D
细节题。第五段第五句提到了赢利和眼镜的大众市场版价格，指出谷歌的目标是要通过眼镜本身来赢利，眼镜的大众市场版价格将远低于1500美元一副的开发者购买价格，而不是提高大众市场版价格，故[D]为正确答案。由第五段第二至四句可知，谷歌要应对的三个挑战分别是改良设计、困扰用户的隐私问题、确保用户远离广告的狂轰滥炸，所以[A]、[B]和[C]均可排除。