Correct option is D
The correct answer is (d) National Highways Authority of India (NHAI).
• The National Highways Authority of India (NHAI) was operationalized under the Ministry of Surface Transport in 1995.
• NHAI is responsible for the development, maintenance, and management of the national highways in India.
Facts to remember:
• NHAI was constituted by an act of Parliament, the National Highways Authority of India Act, 1988.
• It plays a crucial role in the construction and expansion of highway infrastructure in India.
• The authority oversees various flagship projects, including the National Highways Development Project (NHDP).