In the series _b_a_ba_b_abab_aab; fill in the six blanks (_) using one of the following given four choices…

In the series _b_a_ba_b_abab_aab; fill in the six blanks (_) using one of the following given four choices such that the series follows a specific order.
  1. bababa
  2. baabba
  3. bbabb
  4. ababab

Solution

The series follows the repeating pattern abb / aab. Filling the blanks with a, b, a, b, a, b completes the series as abb / aab / abb / aab / abb / aab. Hence the answer is ababab.

Asked in: CSAT 2021

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