单项选择题

A.>1×109/L,>30%,>5×109/L
B.>1×109/L,>40%,>5×1011/L
C.>1×1011/L,>40%,>5×109/L
D.>1×1011/L,>30%,>5×1011/L
E.>1×109/L,>40%,>5×109/L