C. Citizens and their government agree to enter a social contract.
Control of the sumerian where given mostly to temples,palaces,and big business families
On June 29, 1947, as the first president to address the National Association for the Advancement of Colored People (NAACP), Harry Truman pledges his support for upholding the civil rights of all Americans.
I believe the answer is inflation.
Inflation- rising prices due to an increase in the supply of money