When societies are using all available resources and technologies most efficiently, they are operating on the production possibilities curve.
<h3 /><h3>What is the production possibilities curve?</h3>
It is a graphic representation for the economic illustration of compensations and scarcity, that is, through this PPC graphic it is possible to analyze how in an economy production resources and technology are used through different combinations to guarantee greater efficiency in their use.
Therefore, the production possibilities curve ensures that the economy is balanced and limited in relation to the country's productive capacity, making the use of resources and technology more aligned with the amount of resources, production capacity and consequently increased effectiveness.
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Answer: Savvana and Grasslands
Explanation: Image result for Most of Africa is made up of
Savannas, or grasslands, cover almost half of Africa, more than 13 million square kilometers (5 million square miles). These grasslands make up most of central Africa, beginning south of the Sahara and the Sahel and ending north of the continents southern tip.
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The answers is c settlers became vegetarian amd did not eat meat
I believe the answer is: B.the American Revolution
during the american revolution, The american colonists justify the action to revolve by stating that they felt that the british government treated them unfairly and they need to get out from their influence through the revolution. Jefferson Davis at that time argue that the southern states' action was the exact same thing.
Answer:
For more convenient transportation