Which of the following is the belief that the national government should not exceed its enumerated powers and that all other powers should be reserved to the states or the people? a) dual federalism b) bilateralism c) unitarianism d) racism

Option A. Dual Federalism.

Explanation:

Dual federalism is also known in the US as 'layer-cake federalism', to portrait a clear separation between the federal government, and each state's government. This means that both powers can co-exist without trespassing each other competences.