Mention the two controversial steps taken by Muhammad Bin Tughlaq.

Who was the Commander-in-Chief of the army during the Sultanate period? Name the department which dealt with state correspondence during the Sultanate period.

With reference to the Khilji Dynasty, answer the following question:

(a) What were the steps taken by Alauddin Khilji to regulate prices?

(b) What were the methods adopted by Alauddin Khilji to crush the power of the nobility?

(c) What measures did Alauddin Khilji take to increase the revenue?

With reference to the reign of Muhammad Bin Tughlaq, explain the following:

(a) His attempts to transfer the capital from Delhi to Daulatabad.

(b) Introduction of token currency.

(c) Increased taxation in Doab and its consequences.