单项选择题
A.13.33% B.14.44% C.15.00% D.16.25%
A.40.35 B.40.72 C.39.95 D.41.38
A.Ⅱ-Ⅲ-I B.I-Ⅱ-Ⅲ C.I-Ⅲ-Ⅱ D.Ⅱ-I-Ⅲ