单项选择题
A.1000,10% B.4373,9% C.2000,10% D.1000,9%
A.4626,83.7% B.100,100% C.90,90% D.80,80%
A.1000,100% B.900,80% C.5530,5.6% D.8000,100%
A.2000,100% B.2673,8.9% C.1000,10% D.500,6%
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