In alphabet series, some alphabets are missing which are given in that order as one of the alternatives below it. Choose the correct alternative.
_ c _ bd _ cdcda _ a _ db _ a
Option:
A. adabcd
B. cdbbca
C. daabbc
D. bdbcba
Answer: A . adabcd
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Justification:
The series is acdb / dacb / cdab / acdb / da.
The third letter in each sequence becomes the first letter in the following sequence.
