It was the ancient greek civilization
Executive Branch<span>: Headed by the president.</span>
Answer:
Socialism wants to achieve social order and in which we don't have capitalism. Also they want to forbid private property.
A production possibilities frontier, or PPF, shows the D. maximum amount that an economy can produce. It is shown in a graph as a curve, and if the economy is shown as below the curve then they are operating inefficiently.