Which ones set of letters, when sequentially placed in the gaps in the given letter series, shall complete it?
APL, FJS, KDZ, PXG, ?
1
STU
2
URN
3
RRN
4
XYZ
Which ones set of letters, when sequentially placed in the gaps in the given letter series, shall complete it?
APL, FJS, KDZ, PXG, ?