Consumption of the total life-cycle effort in software maintenance is(71)that in software development．
A.less than
B.larger than
C.equal or less than
D.equal or larger than

A.A.less
B.larger
C.equal
D.equal

【参考答案】

B
解析：本题要表达的含义是软件维护工作在整个软件生命周期中所付出的成本、努力要比单纯的软件开发多。所以应该选择B。