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How to Choose Optional Subject for OAS: Part-1 (in Odia)

Lesson 1 of 2 • 28 upvotes • 13:37 mins

Bibhuti Bhusan Swain

In this course, Bibhuti has explained how one should choose the optional subject for OPSC OAS civil service examination. In this course, the educator has presented step by step method and suggestions on choosing the right optional for OAS.

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