LOGIC : BHFNK : : CLERK : ?
Option:
Justification: The order of the letters of the first group is reversed and each letter is moved one step backward to obtain the correspondin letters of the second group.

LOGIC : BHFNK : : CLERK : ?
Justification: The order of the letters of the first group is reversed and each letter is moved one step backward to obtain the correspondin letters of the second group.