Which of the following letter-clusters should replace # and % so that the pattern and relationship followed between the letter-cluster pair on the left side of :: is the same as that on the right side of ::?
# : KNE :: PQV : %
1
# = NOB, % = SRY
2
# = NKF, % = MTU
3
# = MOB, % = RTT
4
# = HQD, % = MTV