The correct option is A Work done for widow remarriage.
Savitribai Jyotirao Phule was an Indian social reformer and poet. Along with her husband, Jyotirao Phule, she played an important role in improving women's rights in India during British rule. Phule along with her husband founded the first girls' school run by native Indians at Bhide Wada in Pune in 1848. She worked very hard to abolish discrimination and unfair treatment of people based on caste and gender. She is regarded as an important figure of the social reform movement in Maharashtra.