prepare and submit to the Congress a proposed National Energy Policy Plan (hereinafter in this subchapter referred to as a “proposed Plan”) as provided in subsection (b);

seek the active participation by regional, State, and local agencies and instrumentalities and the private sector through public hearings in cities and rural communities and other appropriate means to insure that the views and proposals of all segments of the economy are taken into account in the formulation and review of such proposed Plan;