Explanation: Chaitanya Mahaprabhu: Well-known saint, ascetic Hindu monk, and social reformer of Bengal, who popularised the Krishna cult in the 16th century.

• With him, the Bhakti Movement in Bengal began to develop into a reform movement as it questioned social division on the basis of caste.
• Popularised the Sankirtan/Kirtan system (group devotional songs accompanied with ecstatic dancing).

Source: Poonam Dahiya