What evidence have archaeologists found of a highly developed civilization in the indus river valley?

When employing the core learning system, reading text books and attending class are important ways to knowledge.

The purpose of laws were to restrict the rights of african americans who lived in southern states. a) "jim crow" b) "civil rights" c) "anti prohibition" d) "reconstruction acts"

What are objects called that have value in and of themselves as well as value as a means of exchange? custom commodity money currency simple money