Explanation:

- Option 1: Andre Béteille

André Béteille is a renowned Indian sociologist known for his studies on caste and inequality, but he is not associated with the study of the Koli community in Gujarat.

- Option 2: Shah

Shah refers to Ghanshyam Shah, a prominent sociologist who has extensively studied social movements, including those among the Koli community in Gujarat.

Correct Answer

- Option 3: G. Omvedt

Gail Omvedt was a scholar known for her research on Dalit movements and social justice in India. However, her work is more focused on Maharashtra.

- Option 4: M. S. A. Rao

M. S. A. Rao was a sociologist who studied social movements in India but is not specifically known for work on the Koli community in Gujarat.