Option a is the correct answer The correct chronological order of the battles is: II. Battle of Bilgram (1540) I. Battle of Sarnal (1572) III. Battle of Dharmat (1658) IV. Battle of Jajau (1707) Important Tips Battle of Bilgram (1540): This battle was fought between Humayun and Sher Shah Suri at Kannauj on 17 may 1540. Sher Shah Suri defeated Humayun and captured Delhi, ending the first reign of the Mughal Empire. Battle of Sarnal (1572): Akbar's forces defeated Ibrahim Mirza and Gujarati nobles, securing Mughal control. Ibrahim fled, and Akbar pursued to Surat. Battle of Dharmat (1658): This battle was fought between Aurangzeb, the third Mughal emperor, and Dara Shikoh, his eldest brother. Aurangzeb won the battle and Dara Shikoh was captured. This battle was a major turning point in the Mughal succession struggle, as it paved the way for Aurangzeb to become emperor. Battle of Jajau (1707): Mughal princes Bahadur Shah I and Muhammad Azam Shah clashed, resulting from Aurangzeb's ambiguous succession will. Azam Shah's defeat led to Bahadur Shah I's coronation. 52. Solution (c) Exp) Option c is the correct answer. In medieval India, a "Chakla" denoted a territorial subdivision smaller than a sarkar but larger than a parganah. Led by a chakladaar, it collected revenue from its parganahs and upheld law and order. A sarkar could encompass several chaklas. This administrative unit was pivotal for revenue collection and governance in the Mughal Empire.