Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.
XYZ, ABC, DEF, ?
AGFS
BGCA
CKOH
DGHI
AGFS
BGCA
CKOH
DGHI
Related Questions:
Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly Known facts, decide which of the given conclusions logically follow(s) from the Statements:
All tops are bags.
Some bags are cats.
No cat is a dog.
Conclusions:
I) No top is a dog.
(II) Some cats are tops.