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.
BOIL : DRMQ :: SCAR : UFEW :: MAIL : ?

Given: BOIL : DRMQ :: SCAR : UFEW :: MAIL : ?

Logic: ​+1, +2, +3, +4" pattern:

B +2 → D

O +3 → R

I +4 → M

L +5 → Q

S +2 → U

C +3 → F

A +4 → E

R +5 → W

Now for MAIL : ?

M +2 → O

A +3 → D

I +4 → M

L +5 → Q

So, MAIL is related to ODMQ.

​Thus, correct option is (b).​