Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it? ab_cba_bcc_aabccb_ _bccba
Correct Answer: cabaa
Explanation:
The pattern of given letter series is :-
ab c /cba
Using the same pattern, we will get complete letter series.
ab c /cba/ a bc/c b a/ abc/cb a/ a bc/cba
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