Correct option is D
The correct chronological order of the given events is:
Battle of Ghaghra (1529 CE): This battle was fought between the forces of Babur, the founder of the Mughal Empire, and the combined armies of the Afghans and the Sultanate of Bengal. It marked Babur’s consolidation of power after the First Battle of Panipat and the Battle of Khanwa.
Battle of Chausa (1539 CE): This battle was fought between Mughal emperor Humayun and Sher Shah Suri. Sher Shah decisively defeated Humayun at Chausa, forcing the latter to flee to Persia.
Humayun's Kalinjar Expedition (1545 CE): Humayun undertook this expedition as part of his efforts to recapture lost territories. However, Sher Shah Suri died during the siege of Kalinjar.
Birth of Akbar (1542 CE): Akbar, the greatest Mughal emperor, was born in 1542 CE at Amarkot during Humayun’s exile.