Imagine that the United States is characterized by a political structure in which the state government and the national government work together to address various social and environmental issues. For instance, the national government and the state governments jointly fund a program called "Healthsupport" to provide free health care for their citizens. In this scenario, the political system of United States is most likely based on the principles of Multiple Choice a confederacy. cooperative federalism. dual federalism. a unitary system. regionalism,