Explanation:

- Pradhan Mantri Gram Sadak Yojana (PMGSY) aims to provide all-weather road connectivity to unconnected villages in India.

- NHAI (National Highways Authority of India): Focuses on national highways, not rural roads.

- Ministry of Road Transport and Highways: Responsible for highways, not specifically rural road programs.

- Ministry of Urban Development: Deals with urban infrastructure, not rural road schemes.

- Ministry of Rural Development: This ministry handles PMGSY, which targets rural infrastructure development and connectivity.