What Is True About Regional Planning for Issues That Affect

What is true about regional planning for issues that affect millions of people living in large areas that encompass many cities and several counties?

A) There's really no way to plan for any large-scale infrastructure projects, so it doesn't happen.
B) The governor is in charge of coordinating regional planning because he heads the administrative branch, in which the relevant state planning agencies operate.
C) Councils of Governments (COGs such as SANBAG) , bring together local elected officials to plan for transportation, housing, water availability, and other types of large-scale, long-term projects.
D) All planning for regions, or large areas covering the state, must be dealt with by the legislature.