Select the alphanumeric - cluster that can replace the question mark (?) in the following series.HC5, FF8, DI11, BL14, ?

Select the alphanumeric - cluster that can replace the question mark (

1.	Select the alphanumeric - cluster that can replace the question mark (?) in the following series.HC5, FF8, DI11, BL14, ?
A.	ZO17
B.	ML12
C.	OX15
D.	YX17
Answer» B. ML12