Answer : 2. "मध्य प्रदेश"
Explanation :

Madhya Pradesh Chief Minister Dr Mohan Yadav launched the Lokpath Mobile App to promote transparency and public welfare. Developed by the Public Works Department, the app aims to improve the state's 40,000 km of highways by allowing the public to report road-related problems. It ensures accountability, with officials expected to resolve complaints within seven days. The app can be downloaded from the Public Works Department website and promotes an open, efficient work system.