Correct option is C

B → B + 4 = F
N → N + 4 = R
F → F + 4 = J
T → T + 4 = X
JOEA → NSIE
J → J + 4 = N
O → O + 4 = S
E → E + 4 = I
A → A + 4 = E
Apply same logic to HERK
H → H + 4 = L
E → E + 4 = I
R → R + 4 = V
K → K + 4 = O
So, HERK → LIVO
Correct answer: is (C) LIVO