Refer to the Bread and Wine Production Possibilities Curve. Comparing different points on the graph, what do we know about the opportunity cost of one more unit of bread?

Bread and Wine Production Possibilities Curve

Long Description

a. It is greater at point G than at point B.b. It is greater at point C than at point A.c. It is greater at point A than at point C.d. The opportunity cost of a good is constant everywhere along the production possibilities curve.