Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
RBWP, TWYR, VRAT, ?, ZHEX
1
XMCV
2
FVGW
3
FTXH
4
XCVM
Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
RBWP, TWYR, VRAT, ?, ZHEX