MUST BE 300 WORDS 5 CITATIONS APA FORMAT  Based on the American “constitution,”

 MUST BE 300 WORDS 5 CITATIONS APA FORMAT 
Based on the American “constitution,” which internal and external stakeholders, in the policy making process, possess “constitutional legitimacy” for their role in making public policy? Do entities with explicit power have more influence than those entities with implied powers in making public policy? Should they? Why or why not?