2009Medieval HistoryHumayun and Sher Shah SurimediumWhich medieval ruler had introduced the system of Patta & Kabuliyat for the help of farmers?(a)Alauddin Khilji(b)Ghiyasuddin Tughlaq(c)Firuz Shah Tughlaq(d)Sher Shah UP UDA/LDA spl. 2006Show answer Save Listen Share