Slave Dynasty
Which of the following architectural developments occurred during the Slave Dynasty? 1. Construction of the Quwwat-ul-Islam Mosque using materials from demolished Hindu and Jain temples. 2. Use of the 'True Arch' for the first time in India in the tomb of Balban. 3. The completion of Qutub Minar solely by Qutbuddin Aibak. Select the correct answer using the code given below:
Option en
Option hi