[单项选择]用8位二进制数的补码表示带符号的整数，所能表示的范围是( )。
A. -128～+128
B. -127～+127
C. -127～+128
D. -128～+127

被告人江某与被害人郑某是同一家电脑公司的工作人员，二人同住一间集体宿舍。某日，郑某将自己的信用卡交江某保管，3天之后索回。一周后，郑某发现自己的信用卡丢失，到银行挂失时，得知卡上1.5万元已被人取走。郑某报案后，司法机关找到了江某。江承认是其所为，但对作案事实前后供述不一。第一次供述称，在郑某将信用卡交其保管时，利用以前与郑某一起取款时偷记下的郑某信用卡上的密码，私下在取款机上取款；第二次供述称，是仿制了一张信用卡后，用所获取的郑某信用卡上的有关信息取款；第三次供述却称，是拾得郑某的信用卡后，用该卡取款。但被害人郑某怀疑是江某盗窃其信用卡后取走卡上所存的钱款。请回答下列问题。

In our society, we must communicate with other people. A great deal of communicating is performed on a person-to-person (1) by the simple means of speech. If we travel in buses, stand in football match (2) , we are likely to have conversations (3) we give information or opinions, and sometimes have our views (4) by other members of society.
Face-to-face contact is (5) the only form of communication, and during the last two hundred years the (6) of mass communication has become one of the dominating factors of contemporary society. Two things, (7) others, have caused the enormous growth of the communication industry. Firstly, inventiveness has (8) advances in printing, photography and so on. Secondly, speed has revolutionized the (9) and reception of communications so that local news often (10) a back seat to national news.
No longer is the possession of information (11) A. lines
B. queues
C. rows
D. files