How can our system lead to conflict between the states and the federal government

Federalism is a system of government in which a written constitution divides power between a central government and regional or sub-divisional governments. Both types of government act directly upon the people through their officials and laws. ... Both have to consent (agree) to any changes to the constitution.

judicial because its legislative, executive and judicial

answer; i believe that the correct answer is (c) arctic tundra;