[单选] 阅读材料，回答题。The New Technology ApplicationOn a more mundane level, third-generation mobile telepho
A are being used to offer wireless access
B are usually used to offer high-speed, mobile internet access
C are already cheap enough to be used as passports
D ale expected to be used as a means to control inventory
试题难度：
参考解析：
【答案】D 【解析】本题答案在原文第一段。“Soon they will be small．powerful enough tO be implanted into everything from humans to milk cartons，…0r serve as form ofinventory control．”由此可见，D“无线电频率识别装置将可用来控制存货”为正确选项。