Select the option that is related to the fifth letter-cluster in the same way as the second letter-cluster

Select the option that is related to the fifth letter-cluster in the same way as the second letter-cluster is related to the first letter-cluster and the fourth letter-cluster is related to the third letter-cluster.

AREA : CRGA :: BABY : DADY :: GOLD : ?

A.            IOMD

B.            HOME

C.            IOND

D.            HOND

Sol:

Pattern follows here is +2, +0, +2, +0

Required term is IOND.