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 :: ?
# : USN :: PNI : %
A# = LKP, % = MKJ
B# = MKI, % = NMJ
C# = MUP, % = NKJ
D# = WUP, % = NLG