The following diagrams show the production possibilities boundaries for Austria and Switzerland, for the production of bicycles and shoes.

FIGURE 19-2
Refer to Figure 19-2. The diagrams illustrate that the ________ is lower in Austria than in Switzerland.
◦ total cost of producing shoes
◦ average cost of producing bicycles
◦ opportunity cost of producing shoes
◦ opportunity cost of producing bicycles
◦ comparative advantage in producing bicycles