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.
BOOK ∶ YLLP ∶∶ NOTE ∶ MLGV ∶∶ WORD ∶ ?
1
IWDL
2
LDWI
3
ILDW
4
DLIW