What should come next in the following letter sequence?

A A B A B C A B C D A B C D E A B C D

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

NR, SW, WA, ZD, ?

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

ELFA, GLHA, ILJA, ?, MLNA

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

L, Q, X, G, R, ?

Select the related word/letters/number from the given alternatives.

RST:QPO:: MNO:: ?

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

a_d_bd_ab_dd

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

RT, ? , ZB , DF

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

CD, FA, IX, LU, ?

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

_ABBI_R_B_IT_AB_IT