A.10%,6%,3% B.10%,5%,2.5% C.15%,6%,3% D.15%,5%,2.5%
A.Ⅳ B.I、Ⅱ C.Ⅲ D.Ⅱ
A.1.05,1.2 B.1.1,1.2 C.1.1,1.3 D.1.05,1.3