The Data in the Accompanying Production Possibilities Tables (In Millions

$$\begin{array}{l}{ ~~~~~~~~~~~~~~~~~~\text { Germany Production Possibilities } } \\{ ~~~~~~~~~~~~~~~~~~~~~~~~~~\text { (Production Alternatives) } } \\\begin{array} { | l | c | c | c | c | c | c | } \hline \text { Product } & A & B & C & D & E & F \\\hline \text { Autos } & 0 & 4 & 8 & 12 & 16 & 20 \\\hline \text { Chemicals } & 40 & 32 & 24 & 16 & 8 & 0 \\\hline\end{array}\\\\{ ~~~~~~~~~~~~~~~~~~~~~~~\text { U.S. Production Possibilities } } \\{ ~~~~~~~~~~~~~~~~~~~~~~~~~~\text { (Production Alternatives) } } \\\begin{array} { | l | c | c | c | c | c | c | } \hline \text { Product } & A & B & C & D & E & F \\\hline \text { Autos } & 0 & 3 & 6 & 9 & 12 & 15 \\\hline \text { Chemicals } & 60 & 48 & 36 & 24 & 12 & 0 \\\hline\end{array}\end{array}$$ The data in the accompanying production possibilities tables (in millions of units) suggest that production in

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