单项选择题
A.22.2% B.33.3% C.44.4% D.55.5%
A.②⑤④③①⑥③⑦ B.②⑤③④①⑧⑥⑦ C.②④⑤③①⑧⑥⑦ D.②③⑤④①⑧⑥⑦
A.12.55% B.12.68% C.14.75% D.15.01%