Correct Option: C

The present-day Delhi was founded by Anang Pal of the Rajput Tomar dynasty in 736 A.D. It was then known as Lal Kot. As per the Prithviraj Raso of Chandabardai, Anangpal established the “Killi” (nail) in Dhilli. From here, the name Dhillika came up which later developed in Dilli or Delhi.