The correct answer is option 4, Sikandar Lodi, who was the founder of the city of Agra. Agra, located in Uttar Pradesh, India, was founded by Sikandar Lodi in the 16th century. He was the Sultan of Delhi from 1489 to 1517. Sikandar Lodi shifted the capital of his kingdom from Delhi to Agra and established it as an important city. During his reign, he built Agra Fort and laid the foundation for what would later become the iconic Taj Mahal. Agra went on to become a significant cultural and political center under the Mughal Empire, with several magnificent architectural structures being constructed there. It is important to note that while the other options mentioned in the question were historically significant, they were not directly responsible for the founding of Agra.