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.
ACT ∶ KCD ∶∶ EAR ∶ OAB ∶∶ EYE ∶ ?
1
OZO
2
OYE
3
OYN
4
OYO