The correct option is C Lord William Bentinck
William Bentick served as the Governor-General of India from 1828 to 1835. He abolished the Sati system in 1829 with the efforts of Raja Ram Mohan Roy. According to a regulation of December 1829, he declared the practice of Sati illegal and punishable by Criminal Courts as 'Culpable Homicide'. This decision was supported by an enlightened community of Indian society.