Which of the following letter-clusters will replace the question mark (?) in the given series to make it logically complete?
YXZ, VUW, SRT, POQ, ?
1
LMN
2
MLN
3
NML
4
LNM
5
More than one of the above/None of the above
Which of the following letter-clusters will replace the question mark (?) in the given series to make it logically complete?