The correct option is C Sister Nivedita
Sister Nivedita was an Irish teacher, author, social activist, school founder and a famous disciple of Swami Vivekananda. She was famously inspired after hearing Swami Vivekananda's lecture in London, and at the age of 30 she decided to make India her home. She started a girls’ school in Calcutta and began taking active interest in educating girls.