The correct answer is: B. Biswa Singha.
Biswa Singha was the founder of the Koch dynasty in Assam. He was born in 1514 and ascended to the throne in 1540. He ruled for 30 years and is considered to be one of the greatest rulers of Assam.
Biswa Singha was a powerful and ambitious ruler. He expanded the Koch kingdom to include much of present-day Assam, Meghalaya, and Arunachal Pradesh. He also built a number of forts and temples, including the famous Kamakhya Temple.
Biswa Singha was a tolerant ruler who allowed people of all faiths to live in his kingdom. He was also a patron of the arts and literature.
Biswa Singha died in 1570 at the age of 56. He was succeeded by his son, Nara Narayana.
A. Malladeva was a king of the Kamarupa kingdom in Assam. He ruled from 1120 to 1139. He was a powerful and successful ruler who expanded the kingdom and built a number of temples.
C. Birpal was a king of the Koch kingdom in Assam. He ruled from 1514 to 1540. He was a successful ruler who expanded the kingdom and built a number of forts and temples.
D. None of these is the correct answer.