Q. Consider the following statements regarding the development of architecture during Delhi Sultanate Period.
Which of the statements given above is/are correct?
Statement 1 is correct: During the Slave dynasty, most of the constructions were remodelling of the existing Hindu structures.
Statement 2 is correct: Alai Darwaza was built during the reign of Ala-ud-din Khilji.
Statement 3 is correct: Tughlaq Dynasty introduced sloping walls (Salami) which intended to buttress the heavy stone arches that support the ceiling.