The correct answer is: Chaitanya Mahaprabhu.
Chaitanya Mahaprabhu was a 16th-century Indian Hindu saint and reformer who is considered to be one of the most important figures in the Vaishnava tradition. He was born in Nabadwip, Bengal, in 1486 and died in Puri, Orissa, in 1534.
Chaitanya Mahaprabhu was a charismatic preacher who attracted a large following of disciples. He preached a message of love and devotion to Krishna, and he is credited with reviving the Vaishnava tradition in Bengal.
Chaitanya Mahaprabhu’s teachings had a profound impact on the spread of Hinduism in Bengal. His message of love and devotion appealed to a wide range of people, including both Hindus and Muslims. He also established a number of temples and monasteries, which helped to spread his teachings.
The other options are incorrect because they were not active during the Khagemba dynasty. Shantidas Gosai was a 17th-century saint, Ramananda was a 12th-century saint, and Mirabai was a 16th-century saint.