Which among the following statements is not true?
(i) Qutb-Uddin Aibak imposed Jizya on Non-Muslims for the first time in India.
(ii) Sultan Iltutmish established a separate department of agriculture, called Diwan-i-Amir Kohi.
(iii) Sultan Firoz Tughlag's established a separate department for slaves.
(iv) Sultan Muhammad Bin Tughlaq introduction of copper and silver tanka.
1
(i), (ii) only
2
(iii), (iv) only
3
(i), (iii) only
4
(ii), (iv) only