D. All the above would be correct for the question.
If an important resource, such as oil, becomes unavailable, the production possibilities curve a. shift inwards.
"The production possibility frontier (PPF) is a curve on a graph that depicts the possible amount that can be produced or made of two products, if both are based upon the same limited resource for their creation. The Production Possibility Frontier is also termed as the production possibility curve. If it shifts inwards, it means the economy is shrinking due to a collapse in issuing resources and production capacity."
"The production possibility curve (PPC )is necessary because it helps in indicating the maximum possible production of items , in fixed resources. In macroeconomics, economists study and support a country or other organization's economic activity with its help."
To learn more about Production Possibility Curve,
brainly.com/question/28483084
#SPJ1
Senate leader is always the vice-president and I don't know about the house
Direct democracy
EX:
oligarchy doesn’t make sense
Doesn’t sound like a monarchy
Definitely isn’t a dictatorship.
B is that he promised to change the world
