A.<0.77% B.>0.77%且<2.11% C.0.77% D.>2.1%
A.>0.77% B.>0.77%且<2.11% C.0.77% D.>2.1%
A.>0.77% B.<2.11% C.>0.02%且<0.77% D.>2.1%