Consider the following pairs:
Department                   Established by
Diwan-i-Bandagan   :      Qutubuddin Aibak
Diwan-i-Mustkharaj :      Alauddin Khilji 
Diwan-i-Khairat       :      Firoz Shah Tughlaq
Which of the above is/are correctly matched?

Answer: [B] 2 and 3 Only

First match is wrong because Diwan-i-Bandagan was a department of slaves started by Firoz shah Tughlaq

This question is a part of GKToday's Integrated IAS General Studies Module