What do economists use a production possibilities curve (ppc) for? a
to model how stocks will behave
b
to demonstrate that as supply goes up prices go down
c
to show the clash of wants vs needs in decision making
d
to illustrate the impact of scarcity on an economy by showing the maximum number of goods or services that can be produce using limited resources.

help hurry

I would say D

The Production Possibilities Curve (PPC) is a model used to show the tradeoffs associated with allocating resources between the production of two goods. The PPC can be used to illustrate the concepts of scarcity, opportunity cost, efficiency, inefficiency, economic growth, and contractions.

montesquieu took the view that the roman republic had powers separated so that no one could usurp complete power. in the british constitutional system, montesquieu discerned a separation of powers among the monarch, parliament, and the courts of law.

b) brahmans   is nomadic society