Which of the following letter-clusters will replace the question mark (?) in the given series to make it logically complete?
JHF, MKI, PNL, ?, VTR
1
SRP
2
PSO
3
PST
4
SQO
Which of the following letter-clusters will replace the question mark (?) in the given series to make it logically complete?
JHF, MKI, PNL, ?, VTR