Letter series type of questions usually consists of a series of small letters which follow a certain pattern. However, some letters are missing from the series. These missing letters are then given in a proper sequence as one of the alternatives. The candidate is requitred to choose this alternative as the answer.

In alphabet series, some alphabets are missing which are given in that order as one of the alternatives below it. Choose the correct alternative.

a _ cacbc _ baca _ _ b

A. baba
B. babc
C. abac
D. cacb
Answer: B . babc


The series is abcac / bcaba / cabcb.
Thus, the series consits of three sequence.
The first three letters of each sequence are in a cyclic order and the last two letters of each sequence are the same as the first and third letters of the sequence.