The correct answer is: A. Kundli
NH-1 enters the state of Haryana at Kundli, which is located in the Sonipat district. It is a major industrial and commercial hub in the state. The highway connects Kundli to Delhi and other major cities in the country.
Option B: Kurukshetra is a city in the Kurukshetra district of Haryana. It is a major religious and historical site. The Mahabharata war is believed to have been fought here.
Option C: Panipat is a city in the Panipat district of Haryana. It is a major historical and industrial city. The Third Battle of Panipat was fought here in 1761.
Option D: Sonipat is a city in the Sonipat district of Haryana. It is a major industrial and commercial hub in the state. The city is well-connected to other major cities in the country via road and rail.