Answer:
Federalism.
Step-by-step explanation:
The question above state what Federalism is. So, let us first fill in the gap in the question above. Note that the capitalized word is the missing word in the question.
''This dual system of government present in the United States is called FEDERALISM , which is a governance structure whereby the federal government and the state governments coexist through a shared power scheme. State laws may not conflict with federal laws, including the U.S. Constitution.''
One of the common system of government nowadays is the Federalist system of government. It is a system of government in which the power is being divided between the federal government and the other Governments that is to say state governments and local governments. The United States of America is one of the countries that practice federalism as their system of government. Although not all, some powers that the federal government has, the state government can also exercise such power for example collection of taxes.