To answer this question, you need to have knowledge of Indian history.
Option A) Agnimitra - This option is incorrect. Agnimitra was not the founder of the Sunga dynasty. He was a king of the Sunga dynasty who ruled after the dynasty was established.
Option B) Devabhuti - This option is incorrect. Devabhuti was not the founder of the Sunga dynasty. He was the last king of the Sunga dynasty.
Option C) Pushyamitra - This option is correct. Pushyamitra was the founder of the Sunga dynasty. He was a general in the Maurya Empire and later became the ruler after overthrowing the last Maurya king, Brihadratha.
Option D) Pulindaka - This option is incorrect. Pulindaka was not the founder of the Sunga dynasty. There is no historical evidence or record of a king named Pulindaka being associated with the Sunga dynasty.
Therefore, the correct answer is Option C) Pushyamitra. This option is correct because Pushyamitra was the founder of the Sunga dynasty.