Explanation:

- Option 1: Bengal Association

- This organization has little historical significance related to the time and individuals mentioned.

- Option 2: Indian Association

- Correct Answer

- Founded by Surendranath Banerjee and Ananda Mohan Bose in 1876 in Bengal.

- Aimed to promote political education among Indians and seek greater representation in the government.

- Option 3: Tathagat Association

- There is no significant record of such an association founded during this period relevant to the context.

- Option 4: Oriental Association

- This name doesn’t correspond to any major organization formed by these founders in 1876.