The correct answer is: A) National Highways
National Highways (NHs) are roads that connect the national capital with state capitals and other important cities. They are the most important roads in the country and form a major part of the highway system in Madhya Pradesh.
State Highways (SHs) are roads that connect important cities within a state. They are not as important as National Highways, but they still play a vital role in the transportation system.
District Roads are roads that connect important towns and villages within a district. They are the least important type of roads in the country, but they still play a vital role in the transportation system of rural areas.
Village Roads are roads that connect villages within a district. They are the least important type of roads in the country and are mostly used by villagers for transportation.