Who was the first ruler of Delhi Sultanate to clearly put forward the view that a state was based on willing support of the government, and the majority of the people in India were Hindus, a state in India could not be truly an Islamic state?

Consider the following statements about Iltutmish.

$1$. He was the first sovereign ruler of the Sultanate of Delhi.

$2$. He was the first sultan of Delhi to issue regular currency and declare Delhi as the capital of his empire.

$3$. He created the Turkish nobility called the Chalisa or the group of forty.

Which of the statements given above is/are correct?

Consider the following statements about Balban.

$1$. He called himself Naib-e-Khidai or Deputy of God.

$2$. He created Diwan-e-Arz or Department of military affairs.

$3$. He propounded the theory of Kingship and restored  peace in the Doab.

$4$. He liquidated the Turkish nobility chalisa or the group of forty.

Which of the statements given above is/are correct?