Series : GJT, IMR, KPP, MSN, ? The pattern followed in each letter of the terms is : 1st letter : G (+2 letters) = I (+2 letters) = K (+2 letters) = M (+2 letters) = O 2nd letter : J (+3 letters) = M (+3 letters) = P (+3 letters) = S (+3 letters) = V 3rd letter : T (-2 letters) = R (-2 letters) = P (-2 letters) = N (-2 letters) = L Thus, missing term : OVL