Is this from a book called a long walk to water
<span>Mars and Jupiter is correct</span>
The Incas had a centrally planned economy, perhaps the most successful ever seen. Its success was in the efficient management of labor and the administration of resources they collected as tribute. Economic exchanges were made using the barter system by which people traded with each other for things they needed.
I'm not sure of the exact word you are looking for, but the general idea is that the federal law will always reign supreme if there is ever a conflict between the federal and state laws. Federal law is superior or higher-ranking or more preferable, etc.
Here is the exact phrasing from Article VI of the US Constitution: "This Constitution, and the laws of the United States which shall be made in pursuance thereof; and all treaties made, or which shall be made, under the authority of the United States, shall be the supreme law of the land; and the judges in every state shall be bound thereby, anything in the Constitution or laws of any State to the contrary notwithstanding."
Answer:
The Indus Valley Civilization was an ancient civilization that lived in the area along the lower Indus river. The area is now Pakistans and Western India. This civilization is considered to be one of the great early civilizations along with Ancient Egypt and the Sumerian Civilization. The people of the Indus Vally Civilization planned their cities in a grid format and they paid attention to personal and public hygiene.
Explanation:
The physical and human characteristics associated with the Indus Valley civilization are:
1) streets planned on a grid
2) Hindu Kush Mountains
3) large central granaries.