‘Tabaqat-i-Nasiri’ was written by Minhaj-us-Siraj, a 13th-century historian. The work is an important Persian chronicle detailing the history of early Muslim rule in India, especially the Ghurids, Slave dynasty and early Delhi Sultanate. It provides valuable accounts of rulers like Iltutmish and Razia Sultan, making it a key source for medieval Indian history. ANSWER: (D) Minhaj-us-Siraj