单项选择题
A.投资利润率大于0 B.净现值大于0 C.内部报酬率大于0 D.投资利润率大于必要报酬率
A.16% B.16.5% C.17% D.17.5%
A.净现值小于0 B.净现值大于0 C.净现值等于0 D.净现值不确定