Choose the correct order of the given alternative : _ c _ bd _ cbcda _ a _ db _ a

A. adabed

B. bdbcba

C. cdbbca

D. daabbc

Answer: Option A

Solution(By Examveda Team)

The series is acdb/dacb/cdab/acdb/da. Clearly, each group of four letters contains the letters of the previous group in the order - third, first, second and fourth.