What Is the Purpose of the Quadrilateral Highway

What is the purpose of the Quadrilateral Highway?

A) To connect four of India's major cities
B) To connect India, Pakistan, Bangladesh, and Bhutan with a high-speed freeway
C) To build a four-lane high-speed freeway between Islamabad and Delhi
D) To connect the capital cities of India, Pakistan, Bangladesh, and Sri Lanka with the fastest Internet service possible
E) To build freeways to the field camps of the four highest peaks in the Himalayan Mountains