The correct answer is: National Highways Authority of India (NHAI).
The National Highways Authority of India (NHAI) is a statutory body under the Ministry of Road Transport and Highways, Government of India. It is responsible for the planning, development, operation, maintenance and management of national highways in India.
The NHAI was established in 1988 with the objective of improving the national highway network in India. It has since developed and maintained a network of over 13,000 kilometers of national highways.
The NHAI is funded by the Government of India and by tolls collected from users of national highways. It is headed by a chairman and a board of directors.
The NHAI has been instrumental in improving the quality of national highways in India. It has also been successful in reducing the number of accidents on national highways.
The NHAI is a well-run organization with a strong track record of success. It is playing a vital role in improving the infrastructure of India.
The other options are incorrect.
- Bihar Road Construction Department is a government department responsible for the construction and maintenance of roads in Bihar. It is not responsible for national highways.
- Local Municipal Bodies are responsible for the construction and maintenance of roads in urban areas. They are not responsible for national highways.
- Private Companies are not allowed to construct or maintain national highways in India.