The correct answer is: c) Mahmud Begada.
Mahmud Begada was the founder of the Gujarat Sultanate, which emerged after the decline of Rajput rule. He was a powerful ruler who expanded the sultanate’s territory and built many impressive buildings, including the Jama Masjid in Ahmedabad.
Zafar Khan was a general in the service of Mahmud Begada. He was not the founder of the Gujarat Sultanate.
Ulugh Khan was the son of Timur and the grandson of Genghis Khan. He was a powerful ruler who conquered much of Central Asia. He was not the founder of the Gujarat Sultanate.
Qutb-ud-din Aibak was the founder of the Mamluk Sultanate of Delhi. He was not the founder of the Gujarat Sultanate.