That would be D. Lake Titicaca
The two governments, support each other in a federal system. The system is that in which the governmental power is divided between the central government and the territorial subdivisions. The federal government refers to the national government of the US.
Answer:
In a federal system, a national government and the state governments share power. In a unitary system, all power lies with the national government, whereas in a confederation, the vast majority of power rests with the states.
Explanation: I hope This Helps
In short, the Declaration of Independence states that the United States of America is a country in its own right, independent of England, and includes a list of grievances against the king of England, while the U.S. Constitution formed our federal government and set the laws of the land.