The correct answer is (d) Sikandar Shah.
Sikandar Shah was the founder of the Bahmani Kingdom in Deccan. He was a Turk who came to India in the service of the Tughluq dynasty. In 1347, he declared himself independent and founded the Bahmani Kingdom. The Bahmani Kingdom was one of the most powerful kingdoms in the Deccan. It lasted for over 100 years and was ruled by a series of capable rulers.
(a) Malik Ambar was a general and statesman who served the Nizamshahi dynasty of the Deccan. He was a brilliant military strategist and helped the Nizamshahi dynasty to resist the Mughal Empire.
(b) Hasan Gangoo was a general and statesman who served the Bahmani Kingdom. He was a capable administrator and helped to expand the Bahmani Kingdom.
(c) Mohammad Dewan was a general and statesman who served the Bahmani Kingdom. He was a capable military commander and helped to defend the Bahmani Kingdom from its enemies.