Select the letter-cluster from among the given options that can replace the question mark (?) in the following series. GKH, DNL, WQO, TTS, GWH, ?

Select the letter-cluster from among the given options that can replace the question mark (?) in the following series. GKH, DNL, WQO, TTS, GWH, ?
QuestionSelect the letter-cluster from among the given options that can replace the question mark (?) in the following series. GKH, DNL, WQO, TTS, GWH, ?
Typemultiple_choice
OptionKYPincorrect
OptionDZLcorrect
OptionKZOincorrect
OptionFYPincorrect

Solution:

GkSeries Editor: