Select the option that will correctly replace the question mark (?) in the series.QLA, ONY, MPW, KRU, ?

Select the option that will correctly replace the question mark (?) in

1.	Select the option that will correctly replace the question mark (?) in the series.QLA, ONY, MPW, KRU, ?
A.	ITS
B.	ITU
C.	JTR
D.	IST
Answer» B. ITU