The Accompanying Table Gives Maximum-Output Alternatives for Brazil and Poland

The accompanying table gives maximum-output alternatives for Brazil and Poland. It can be seen that if the two nations open up trade with each other, then

A) Brazil will specialize in producing machines and import wine.
B) Poland will specialize in producing machines and import wine.
C) Poland will export wine.
D) Brazil will not gain from specializing and trading, but Poland will gain.