Autos and chemicals are in units of one million:

Germany Production Possibilities Table

Product: A B C D E F

Autos: 0 4 8 12 16 20

Chemicals: 40 32 24 16 8 0

U.S. Production Possibilities Table

Product: A B C D E F

Autos: 0 3 6 9 12 15

Chemicals: 60 48 36 24 12 0

Question: The data in the above tables show that production in:

• A) Germany is subject to increasing domestic opportunity costs and the United States to constant domestic opportunity costs.
• B) both Germany and the United States are subject to constant domestic opportunity costs.
• C) both Germany and the United States are subject to increasing domestic opportunity costs.
• D) the United States is subject to increasing domestic opportunity costs and Germany to constant domestic opportunity costs.