单项选择题

A.MCH:pg;MCHC:fl;MCV:ml
B.MCH:g/L;MCHC:pg;MCV:ml
C.MCH:mg;MCHC:g/L;MCV:fl
D.MCH:pg;MCHC:g/L;MCV:fl
E.MCH:mg;MCHC:g/dl;MCV:fl