9：Which of the following might be the result from the use of efficient technology in corporations？
A、The quntity of products will be considerbly incresed
B、The cost of computers will e decreased
C、The per doument ost of information proessing will be redued
D、The newest information will be easier to obtain
答案分析：由第三段中的Forthosecompaniesusingtechnology,theperdocumentcostofinformationprocessingisonlyafractionofwhatitwasafewyearsago．可知答案为C项。