Refer to the Accompanying Figure

Multiple Choice

Refer to the accompanying figure. At point D, the opportunity cost of making milk is:

A) low because the economy is specializing in making milk.
B) high because productive resources that are better-suited to making movies are not being used to make milk.
C) high because productive resources that are better-suited to making movies are being used to make milk.
D) high because the economy is not operating efficiently.