What is the relationship between 'dubbed cookies' and 'mother'? 查看材料
A.'Dubbed B. B.'Dubbed C. C.'Dubbed D. D.'Dubbed E.
【参考答案】
D 根据题目中的“dubbedcookies”and“mother”可定位至第二段,根据第二段第四句“Mother’spotentialuseisintriguing:EachMotherunittalkswirelesslytoasetofsmallertrackingdevices,du......