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.

FNNC: CKKZ:: ADRS: XAOP:: BNNL: ?

YKKI

FNNC: CKKZ:: ADRS: XAOP:: BNNL: ?

The logic followed here is :

FNNC: CKKZ

F → (-3 ) → C

N → (-3 ) → K

N → (-3 ) → K

C → (-3 ) → Z

And

A → (-3 ) → X

D → (-3 ) → A

R → (-3 ) → O

S → (-3 ) → P

Similarly

B → (-3 ) → Y

N → (-3 ) → K

N → (-3 ) → K

L → (-3 ) → I