The correct answer is (a) Tara Dutt Gairola.
The Sarola Sabha was a social and cultural organization founded in 1904 by Tara Dutt Gairola in Garhwal. The Sabha’s goal was to promote education, social reform, and cultural revival in Garhwal. The Sabha was instrumental in the establishment of schools, libraries, and hospitals in Garhwal. It also played a role in the development of the Garhwali language and literature.
The other options are incorrect.
(b) Mathura Prasad Naithani was a writer and social reformer from Garhwal. He was not involved in the founding of the Sarola Sabha.
(c) Bhairav Dutt Dhulia was a freedom fighter from Garhwal. He was not involved in the founding of the Sarola Sabha.
(d) Vishwambhar Dutt Chandola was a politician from Garhwal. He was not involved in the founding of the Sarola Sabha.