I do not know which states but the main countries are China, India, Egypt, Greece, Rome and Britain.
Answer:
The answer is: "focus on specific issues"
Hope this helps!!!
Answer: barter
Explanation:
In trade, barter (derived from baretor) is a system of exchange where participants in a transaction directly exchange goods or services for other goods or services without using a medium of exchange, such as money.
Indus Valley - Wheat and Barley
Fertile crescent - Sorghum, Seedless figs and other cereals.
Central America - Maize
Sub-Saharan Africa - Yams, and Millet
Answer: C
Explanation: Supreme Court made it easier for large businesses to operate.