The Golden Quadrilateral connects which of the following cities?

Correct option is B

 The Golden Quadrilateral connects the following cities (b) Delhi-Kolkata-Mumbai-Chennai
This highway network connects the four major metro cities of India, namely Delhi in the north, Kolkata in the east, Mumbai in the west, and Chennai in the south, forming a quadrilateral.
The Golden Quadrilateral (GQ) is one of the largest highway networks in India, spanning approximately 5,846 kilometers (3,633 miles). It was launched by the Government of India in 2001 with the objective of promoting economic development and facilitating faster and more efficient transportation between major industrial, agricultural, and cultural centers of India.
 Northern Section: Connects Delhi and Kolkata, passing through states like Uttar Pradesh, Bihar, and Jharkhand.
 Eastern Section: Links Kolkata to Chennai, passing through states like Odisha and Andhra Pradesh.
 Southern Section: Connects Chennai to Mumbai, going through states including Tamil Nadu, Andhra Pradesh, Karnataka, and Maharashtra.
 Western Section: Connects Mumbai back to Delhi, covering states such as Maharashtra, Gujarat, Rajasthan, and Haryana.