Select the option that is related to the third term in the same way as the second term is related to the first term.

CINQ : EKPS :: FRGS : ?

HTIU

A   B   C    D   E    F   G    H    I    J    K    L   M

 ↓    ↓    ↓    ↓    ↓     ↓   ↓    ↓     ↓   ↓    ↓    ↓    ↓

 Z   Y    X   W   V    U   T    S    R   Q   P    O   N

26  25  24  23  22  21  20  19  18  17  16  15  14

******************************************

CINQ : EKPS :: FRGS : ?

The  logic followed here is :

C → (+2) → E

I → (+2) → K

N → (+2) → P

Q → (+4) → S

SIMILARLY

F → (+2) → H

R → (+2) → T

G → (+2) → I

S  → (+2) → U