By the Thirteenth Century,the Delhi Sultans

By the thirteenth century,the Delhi sultans

A) became the first dynasty to unite all of India since the ancient world.
B) remained the last Hindu opposition to expanding Islamic authority.
C) claimed authority over all of northern India.
D) won widespread support because of their unqualified tolerance of Hinduism and Buddhism.
E) united all of southeast Asia for the only time in history.