With reference to National Highways Development Project (NHDP), consider the following statements:
1. Belgaum and Nellore lie on the Golden Quadrilateral.
2. Vadodara and Jhansi lie on the East - West Corridor.
3. Ambala and Kanpur lie on the North - South Corridor.
Which of these statements is/are correct ?

With reference to National Highways Development Project (NHDP), the following statement that is true is Belgaum and Nellore lie on the Golden Quadrilateral. It forms a quadrilateral connecting the four major metro cities of India, viz., Delhi (north), Kolkata (east), Mumbai (west) and Chennai (south). Other cities connected by this network include Ahmedabad, Bengaluru, Balasore, Bhubaneswar, Cuttack,Durgapur, Jaipur, Kanpur, Pune, Surat, Vijayawada, Ajmer, Vizag, Bodhgaya, Varanasi, Agra, Mathura, Dhanbad, Gandhinagar, Udaipur, and Vadodara.