Direction: Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it.
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a _ b_ b a _ b _ _ b a
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- b b a a b
- b b a b b
- a a b a b
- a a b b a
Correct Option: B
As per given question, the letter series is following the below pattern.
a b b b ba
After using the pattern the complete letter series will be as below.
a b b b ba / a b bb ba
