Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
ZVG, XRI, VNK, TJM, RFO, ?
1
QDP
2
PBQ
3
PAR
4
QBR
Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
ZVG, XRI, VNK, TJM, RFO, ?