Explanation:

Barani was a Muslim political thinker of the Delhi Sultanate located in present-day North India during Muhammad bin Tughlaq and Firuz Shah's reign.The Fatwa-i-Jahandari is a work containing the political ideals to be pursued by a Muslim ruler in order to earn religious merit and the gratitude of his subjects.He was best known for composing the Tarikh-i-Firuz Shahi, a work on medieval India, which covers the period from the reign of Ghiyas ud din Balban to the first six years of reign of Firuz Shah Tughluq and the Fatwa-i-Jahandari which details the caste system among Muslims in South Asia.