Home / Medieval History Batch / HIS_MED_2017_44 Sultanate Economic Experiments UPSC Archival Analysis Exam Year 2017 Evidence Source UPSC Level ID: HIS_MED_2017_44 Ref: Satish Chandra, History of Medieval India During Sultanate period, 'Diwan-i-Amir-Kohi' was related with which of the following? A. ArmyB. RevenueC. AgricultureD. Entertainment