With reference to the slave dynasty, consider the following statements:
1. Qutb-ud-din Aibak constructed the Quwwat-ul-Islam mosque in Delhi in commemoration of Islam’s victory in India.
2. Qutb-ud-din Aibak shifted his capital from Lahore to Delhi.
3. Balban created a new department of military affairs known as Diwan-i-arz.
Which of the above statement is/are correct?
1
1 only
2
1 and 3 only
3
2 and 3 only
4
1, 2, and 3