The correct answer is: C. Seva Samiti
Baba Thakur Das established the Seva Samiti in Patna in 1906. The Seva Samiti was a social service organization that provided education, healthcare, and other services to the poor and needy. The organization was founded on the principles of service to humanity and social upliftment.
The Servants of India Society was founded by Gopal Krishna Gokhale in 1905. The society was a social reform organization that worked to improve the lives of the poor and oppressed in India.
The Ramakrishna Mission Society was founded by Swami Vivekananda in 1897. The society is a Hindu religious organization that works to promote social service and education.
The Social Service League was founded by Annie Besant in 1905. The league was a social reform organization that worked to improve the lives of women and children in India.
None of the above options are correct.