We have recently heard a great deal about the bad effects of computers on our social and economic institutions. In industry, computers mean automation, and automation means unemployment. The United States, with its extravagant investment in computers, is plagued (使得灾祸,烦恼) by unemployment for unskilled workers. Already computers have begun to displace workers whose tasks are simple. The variety of jobs, formerly done only by humans, that the machine can perform more rapidly, accurately, and economically, increases with each new generation of computers, if we follow this trend, say the pessimists (悲观主义者), we are faced with the prospect of mass unemployment for all but a handful of highly trained, highly intelligent professionals, who will then be more influential and overworked than they are now. Only recently a distinguished English physicist predicted that within twenty years electronic engineers might have to become conscientious objectors in order to prevent these machines from
A. that computers are misleading
B. that computers have caused industrial strife
C. that we are able to build bigger and faster computers
D. that we can make the most humane and intelligent use of computers
我来回答: