下列何种情况可诊断为小细胞低色素性贫血( )

A.MCV/84fl,MCH>32pg,MCHC>35%

B.MCV<80fl,MCH<30pg,MCHC>35%

C.MCV<85fl,MCH<28pg,MCHC>32%

D.MCV<80fl,MCH<28pg,MCHC<32%

E.MCV<80fl,MCH<32pg,MCHC<38%