Correct Option: D

Bairam Khan was a powerful statesman and regent at the court of Humayun who later acted as the guardian, chief mentor, advisor, teacher and most trusted person of Akbar. Following Humayun’s death in 1556, Bairam Khan was appointed Regent over the young monarch Akbar. As regent, he consolidated Mughal authority in northern India and most notably led Mughal forces at the Second Battle of Panipat in November 1556.