Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
NUA, PTD, RSG, TRJ, ?
1
VQM
2
UPM
3
VPM
4
UQM
Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
NUA, PTD, RSG, TRJ, ?