1.  In alphabet series, some alphabets are missing which are given in that order as one of the alternatives below it. Choose the correct alternative : ab _ bcbca _ _ c _ bab

A. acbc
B. baaa
C. abcc
D. ccaa

Answer: Option D

Explanation:

The series is abcbc / bcaca / cabab.

Thus, the series consists of three sequences.

The first sequence begins with a, the second with b and the third with c.

Each sequence consists of a letter followed by other two letters repeated twice.