Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
CBDD, EBBD, ?, IBXD, KBVD
1
HCYE
2
GCZD
3
GBZD
4
GCZF
Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
CBDD, EBBD, ?, IBXD, KBVD