Match the following National Highways with their connecting cities :
1. NH-1 a. Delhi to Mumbai
2. NH-2 b. Varanasi to Kanyakumari
3. NH-7 c. Delhi to Kolkata
4. NH- 8 d. Delhi to Amritsar
1. 1-c, 2-d, 3-b, 4-a
2. 1-c, 2-d, 3-a, 4-b
3. 1-a, 2-b, 3-c, 4-d
4. 1-d, 2-c, 3-b, 4-a