With which of the following would you associate Jyotiba Phule?

Satyashodhak Samaj (Truth-seekers' Society) is a social reform society founded by Jyotiba Phule in Pune, India, on 24 September 1873. Its purpose was to liberate the less privileged in the then prevailing society such as women, Shudra, and Dalit from exploitation and oppression. Jyotibha's wife Savitribai was the head of women's section of the society.