Under which Delhi Sultan's rule, was the Kharaj in the form of a proper land tax levied over large parts of northern India?

A. Firoz Shah Tughluq

B. Alaudin Khilji

C. Qutbuddin Aibak

D. Mahmood Shah

Answer: Option B

Solution(By Examveda Team)

Under Alaudin Khilji was the Kharaj in the form of a proper land tax levied over large parts of northern India.