Find the next two terms in the series

J, L, O, S, ?, ?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

AZ, BY, CX,?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

ijk, mno, lmn, pqr, opq,?

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

ab_d_ed_baa_ _de

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

NI, PM, RQ, TU, VY, ?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

blg, fpk, jto, n?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

RST, XYZ, DEF, ?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

TU, AB, HI, ?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

DG, JM, PS, VY, ?