INDIAN HISTORY

Detailed explanation-1: -Therefore, option (a) is the correct answer. The contributions of Ishwar Chandra Vidya Sagar made him a true follower of Raja Rammohan Roy and in some ways, the most similar aspects of both of them were Protest against child marriage, Advocacy for widow remarriage, and Campaign against polygamy.

Detailed explanation-2: -In Eastern India, Raja Ram Mohan Roy took the initiative to bring social change in Eastern India and wanted to break the shackles of the caste system. Raja Ram Mohan Roy translated Hindu religious scriptures into Bengali. Ishwar Chandra Vidya Sagar and Swami Vivekanada also led reforms to stop caste discrimination.

Detailed explanation-3: -The greatest contribution of Ishwar Chandra Vidyasagar can be for his fervent push for the introduction of widow remarriage and girls education in Indian society. It is due to his efforts that the Hindu Widow Remarriage Act of 1856 was enacted.

Detailed explanation-4: -Raja Ram Mohan Roy campaigned against the caste system, untouchability, superstitions and use of intoxicants. He attacked child marriage, polygamy, illiteracy of women and the degraded state of widows. He fought against the perceived ills of Hindu society at that time.

Detailed explanation-5: -Raja Ram Mohan Roy conceived reformist religious associations as instruments of social and political transformation. He founded the Atmiya Sabha in 1815, the Calcutta Unitarian Association in 1821, and the Brahmo Sabha in 1828 which later became the Brahmo Samaj.