The correct answer is D. Firuz Shah Tughlaq.
Firuz Shah Tughlaq was a 14th-century ruler of the Delhi Sultanate. He is known for his many public works projects, including the construction of canals, dams, and bridges. He also built a number of new cities, including Firozabad and Jaunpur.
Nasiruddin Mahmud was a 13th-century ruler of the Delhi Sultanate. He is known for his military campaigns, which extended the Sultanate’s territory. He also built a number of mosques and tombs.
Ghiyasuddin Balban was a 13th-century ruler of the Delhi Sultanate. He is known for his military campaigns, which consolidated the Sultanate’s power. He also built a number of forts and mosques.
Ibrahim Lodi was a 15th-century ruler of the Delhi Sultanate. He is known for his military campaigns, which extended the Sultanate’s territory. He also built a number of mosques and tombs.
Firuz Shah Tughlaq built the largest number of irrigation canals in the Sultanate period. He built a total of 12 canals, which irrigated over 1 million acres of land. These canals helped to increase agricultural production and improve the lives of the people.