_ _aba _ _ ba _ ab

by AdminX

Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it ?

_ _aba _ _ ba _ ab

A. abbba
B. abbab
C. baabb
D. bbaba

Answer & Solution

Answer: Option B
Solution:

The series is ab/ab/ab/ab/ab/ab. Thus, the pattern ‘ab’ is repeated.

_ _aba _ _ ba _ ab

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