Which of the following is correctly  matched?

 Bishop Joseph Butler- Three Sermons on Human Nature

The correct answer is Option 4:  Bishop Joseph Butler- Three Sermons on Human Nature

Option 1: Jyotiba Phule — Widow remarriage movement. This statement is incorrect. Jyotiba Phule is associated with a simultaneous attack on caste and gender oppression and founded the Satyashodak Samaj. The widow remarriage movement was associated with M.G. Ranade.

Option 2: Sir Syed Ahmed Khan – Muslim Women Remarriage. This statement is incorrect. Sir Syed Ahmed Khan worked for social reform in Muslim society and supported women's education, but he is not associated with a movement for Muslim women remarriage.

Option 3: Ranade — Caste System. This statement is incorrect. Ranade was a leading reformer of the widow remarriage movement. He is not identified with the caste system.

Option 4: Bishop Joseph Butler – Three Sermons on Human Nature. This statement is correct. Three Sermons on Human Nature, along with Analogy of Religion, was written by Bishop Joseph Butler. Ranade used these writings while supporting widow remarriage and advocating social reform.