Srimanta Sankardev was a 15th-century saint-scholar who initiated the:

Neo-Vaishnavite movement
Buddhist revival
Sufi tradition in Assam
Brahmo Samaj movement

Srimanta Sankardev was a 15th-century saint-scholar who initiated the Neo-Vaishnavite movement in Assam. He was a prolific writer and poet, and his works are still widely read and studied today. He is also credited with reforming the Assamese language and literature.

The Neo-Vaishnavite movement was a religious revival that sought to return to the original teachings of Vaishnavism, a Hindu sect that worships Vishnu as the supreme deity. Sankardev’s teachings emphasized the importance of devotion to Vishnu, as well as the need for social reform. He also founded a number of schools and temples, and his teachings continue to influence the lives of millions of people in Assam today.

The other options are incorrect. Option (a) is incorrect because the Neo-Vaishnavite movement was not a Buddhist revival. Option (b) is incorrect because the Neo-Vaishnavite movement was not a Sufi tradition. Option (c) is incorrect because the Neo-Vaishnavite movement was not a Brahmo Samaj movement.