Which of the Following Is False

Which of the following is false?

A) ​A production possibilities curve represents the potential total output combinations of any two goods for an economy.
B) ​On a production possibilities curve, we assume that the economy has a given quantity and quality of resources and technology available to use for production.
C) ​If an economy is operating inside its production possibilities curve, it is not at full capacity, and is operating inefficiently.Such an economy's actual output is less than potential output.
D) ​By putting unemployed resources to work or by putting already employed resources to better uses, we could shift out the production possibilities curve.