The corrcet answer is A) it's is extremely complex, with many types of government possible.
The statement about the U.S. system of local government that is most accurate is “it's is extremely complex, with many types of government possible.”
Local governments are complex. Local government includes counties, also known as boroughs in Alaska and parishes in Louisiana. It also includes municipalities, cities or towns. The complexity is that in some states, counties are divided into townships. Municipalities can also be structured in different forms: townships, villages, boroughs, towns, or cities.
A local government must be granted power by the state. It’s officials such as mayors, city councils and other governing bodies are elected by the people. Under the Tenth Amendment to the United States Constitution, “all powers not granted to the federal government are reserved for the states and the people.