A series is given with one term missing. Select the correct alternative from the given ones that will complete the series. NDRF, NZJT, NVBH, NRTV, ?

NJRM NTQC NNLJ NIRQ

NNLJ

N   D    R     F +0 -4 +18 +14   N   Z    J      T +0 -4 +18 +14   N   V    B    H +0 -4 +18 +14   N   R    T     V +0 -4 +18 +14