AB, BA, ABC, CBA, ABCD, ? - Alphabet Series - Series Completion - Verbal Reasoning question

In following questions, a sequence of groups of alphabets and numbers is provided with one term missing , Choose the missing term from options. - AB, BA, ABC, CBA, ABCD, ?

A. ACBD

B. BACD

C. CABD

D. DBAC

E. DCBA

Answer: E. DCBA

The first group of letters is reversed to obtain the second group.
The second group is reversed and the next consecutive letter is added to it to obtain the subsequent group.

Posted in: Alphabet Series - Series Completion - Verbal Reasoning