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. Select the correct alternative from the given ones that will complete the series.

FJ, GK, HL, ?, JN

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

PMA, RPE, TSI, VVM, ?

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

PMA, RPE, TSI, VVM, ?

Which of the following terms follows the trend of the given list?

AABAAAA, BAAAAAA, AAAAABA, AAABAAA, ABAAAAA, _______________.

From the given alternatives, select the word which CANNOT be formed using the letters of the given word.

Nightingales

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

D, G, K, N, R, ?, ?, B, F

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

ONU, NKP, MHK, LEF, ?

Which of the following terms follows the trend of the given list?

YYYYYYX, YYYYYXX, YYYYXXX, YYYXXXX, YYXXXXX, _______________.