不定项选择
【案例1】:某公司拟投资开发某项目,有A、B两个方案可供选择,有关资料如下:
A.5.93% B.6.93% C.7.93% D.8.93%
A.14% B.20% C.17.5% D.15%
A.26±25 B.28±25 C.26±5 D.28±5