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.
ZCD : XAB : : MDV : KBT : : RNT : ? ​​

Given: ZCD : XAB : : MDV : KBT : : RNT : ?

Logic: Each letter is decreasing by two places.

Z - 2 = X, C - 2 = A, D - 2 = B

M - 2 = K, D- 2 = B, V - 2 = T

Similarly;

R - 2 = P, N - 2 = L, T - 2 = R

PLR, is correct answer.

Thu, correct option is (a).