Which of the following is the fundamental concept behind a production possibilities frontier (PPF)?
A. opportunity cost
B. the law of demand
C. the law of supply
D. productive efficiency
E. technology
A production possibility curve represents a production of two type of goods in an economy over a given of time in various combinations
It generally works on the concept of law of increasing opportunity cost
Opportunity cost says that it is tge foregone cost for selecting the next best alternative
Law of demand and law of supply at totally unrelated with the concept of production possibility curve
Law of demand says that in ceteris paribus price and quantity demanded are inversely related
Law of supply says that if other things are held constant that price and quantity supplied are directly related
Technology causes shift of production possibility curve but it is not the basic concept behind it
So the correct answer here is option A
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