What definition is true of a cell phone? A.The first product of two famous corporation B.A hand- held wireless communication device C.Something we use just for playing games. D.A version of walkie- talkie
Đáp án đúng: B Giải chi tiết:Sentence: " The definition of a cell phone is more specific: it is a hand- held wireless communication device that sends and receives signals by way of small special areas called cells."