The primary purpose of the Articles of Confederation was to B. establish the basic framework of the national government.
Generally speaking, infrastructure means "<span>A. the fundamental facilities and systems that serve an area," although if you're referring strictly to construction, then it would be the beams, foundation, etc. </span>
The quotation that sums up Hoover's beliefs about government role is C. <span>"The test of our progress is not whether we add more to the abundance of those who have much. It is whether we provide enough for those who have little."</span>