Correct option is B

A - 5= V
V - 5 = Q
Q - 5 = L
L - 5 = G
Second letters: T → O → J → E → ?
T + 5 = O
O + 5 = J
J + 5 = E
E + 5 = Z
Third letters: E → Z → U → P → ?
E - 5 = Z
Z - 5 = U
U - 5 = P
P - 5 = K
So, the next term is GZK.
Thus, the correct option is (b) GZK.