The author of  "Religion and Dharma" was a disciple of who?
Sister Nivedita Bhagini "(Sister)" Nivedita (]    ; born Margaret Elizabeth Noble; 28 October 1867 – 13 October 1911) was a Scots-Irish social worker, author, teacher and a disciple of Swami Vivekananda. She spent her childhood and early days of her youth in Ireland. From her father, and her college professor, she learned many valuable lessons like – service to mankind is the true service to God. She worked as school teacher and later also opened a school. She was committed to marry a Welsh youth who died soon after their engagement. She carried on her life.
Madhvacharya Madhva Acharya (ಮಧ್ವಾಚಾರ್ಯರು)(] ; CE 1238–1317), also known as Purna Prajña and Ananda Teertha, was a Hindu philosopher and the chief proponent of the Dvaita (dualism) school of Vedanta. Madhva called his philosophy as "Tattvavada" meaning "the realist viewpoint".