One of the Assumptions Underlying the Production Possibilities Curve Is

Multiple Choice

One of the assumptions underlying the production possibilities curve is that

A) at least one of the factors of production is a free good.
B) the quantity of the resources available for the production of economic goods is fixed over a given time period.
C) there is at least one factor of production that is employed inefficiently.
D) some of the factors of production are not being used.