# Choose the Correct Alphabet Series

Which group of alphabets should fill the vacant places in the order so that the alphabet series becomes complete?

_ _ aba _ _ ba _ ab

- abbba
- abbab
- baabb
- bbaba

**Answer: (2) abbab.
Explanation:-**

The complete pattern – ab

**ab/a**

__/__**b/a**

__b/a__**ab**

__b/__Hence, the answer is (2) abbab.