73. Which of the following is true about the combination of plasma televisions and MP3 players represented by point F in Figure 1.4?
A. Point F is inefficient now.
B. Point F is unattainable even with advances in technology.
C. Point F will be more easily attainable if the government takes control of all privately run factories.
D. Point F can possibly be reached if more economic resources become available or technology improves.