In the following letter series, some letters are missing. The missing letters are given in order in one of the alternatives below. Choose the correct alternative:
a __ bccb __ cc __ cca __ baab __
A
ababc
B
abcaa
C
accab
D
bacaa
Correct Option:
A
Explanation
Filling the blanks with a, b, a, b, c breaks the series neatly into:
aabcc / bbcaa / ccabb / aabcc.
The letters rotate cyclically from one five-letter block to the next, then the pattern repeats.