Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
PQJ, LMF, HIB, DEX, ?
1
ZAV
2
ZBT
3
ZAT
4
ZAU
Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
PQJ, LMF, HIB, DEX, ?