Letter series completion

CMAT 2020 · Logical Reasoning · Easy · Series

Find the missing letters. _ _ a b a _ _ b a _ a b

  1. A.

    a b b a b

  2. B.

    b a a b b

  3. C.

    a b b a

  4. D.

    b b a b a

Answer

A

Explanation

Filling the blanks with "a b b a b" gives: a b a b a b a b a b a b which is a repeating pattern of ab.

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