(a) the details of the National Highways (NHs) in the country particularly in tribal areas as on date;
(b) the funds allocated to the State Governments for maintainence and development of NHs during each of the last three years and the current year, State-wise;
(c) whether the Government has received proposals regarding maintainence and development of NHs during the said period; and
(d) if so, the details and the present status thereof, State-wise?