Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
TRO, RQM, PPK, NOI, ?
1
LNH
2
LMG
3
LMH
4
LNG
Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
TRO, RQM, PPK, NOI, ?