Which place is linked by National Highway 1 (old numbering)?

Correct option is C

The correct answer is: (C). Delhi-Atari

• National Highway 1 (old numbering) connects Delhi to Atari in Punjab, India.
• It is one of the major highways linking the capital city to the border town of Atari, which is close to the India-Pakistan border.

Other Options:

• Delhi-Chennai This route is part of National Highway 44 (NH 44), which is the longest highway in India, connecting Srinagar in the north to Kanyakumari in the south. It does not follow the old National Highway 1.​
  
• The Delhi-Kolkata route is part of National Highway 2 (NH 2), now known as NH 19.​
  
• The Delhi-Mumbai route is part of National Highway 48 (NH 48), which connects Delhi to Mumbai via Jaipur and Ahmedabad.​