Which letter - cluster will replace the question mark (?) to complete the given series?
GLYC, FNVG, ?, DRPO, CTMS
1
EPSK
2
EPRJ
3
EQRK
4
EQSJ
Which letter - cluster will replace the question mark (?) to complete the given series?
GLYC, FNVG, ?, DRPO, CTMS