Correct Answer:
Option D - The Delhi Sultanate was established in the year 1206. This marked the beginning of Muslim rule in the Indian subcontinent, with Qutub-ud-din Aibak becoming the first Sultan after the death of Muhammad of Ghor, who had initially laid the foundation for the Delhi Sultanate.
D. The Delhi Sultanate was established in the year 1206. This marked the beginning of Muslim rule in the Indian subcontinent, with Qutub-ud-din Aibak becoming the first Sultan after the death of Muhammad of Ghor, who had initially laid the foundation for the Delhi Sultanate.