Which of the following letter-clusters will replace the question mark (?) in the given series to make it logically complete?

Which of the following letter-clusters will replace the question mark (?) in the given series to make it logically complete?

Which of the following letter-clusters will replace the question mark (?) in the given series to make it logically complete?

AZX, CBZ, EDB, GFD, ?

A.            IHF

B.            IFH

C.            FHI

D.            JHF

  Sol:

Pattern follows here is:

+2, +3, +2

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