单项选择题
某省2004年乡镇企业产品出口行业分类 单位:亿元
A.17.46% B.20.64% C.19.64% D.20.46%
A.15.14% B.13.15% C.18.97% D.20.16%
A.5倍 B.10倍 C.15倍 D.20倍