The correct option is D N.G. Chandravarkar
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Lala Lajpat Rai was influenced by the Arya Samaj. In 1867, Dr Athma Ram Panduranga founded the Prarthana Samaj, which worked tirelessly to promote education for women and the rehabilitation of poor people. Many other prominent leaders started working for it. Among them, Mahadev Govind Ranade, R. G. Bhandarkar, and N. G. Chandravarkar played an important role.