b _ b _ bb _ _ bbb _ bb _ b - Letter Series - Series Completion - Verbal Reasoning question

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

A. bbbbba

B. bbaaab

C. ababab

D. aabaab

E. None of the above

Answer: C. ababab

The series is babb / bbab / bbba / bbbb.
Thus, in each sequence, a moves one step forward and b takes its place and finally in the fourth sequence, it is eliminated.

Posted in: Letter Series - Series Completion - Verbal Reasoning