Select the option that is related to the fifth letter-cluster in the same way as the first letter-cluster is related to the second letter-cluster and the third letter-cluster is related to the fourth letter-cluster.
PDLG : SFOI :: FTMN : IVPP :: NKVH : ?
1
PMXJ
2
QMYJ
3
PNXK
4
QNYK