【单选题】If each worker in the United States can producer either 40 bottles of wine or 40 yards of clothing per hour and each worker in the United Kingdom can produce either 20 bottles of wine or 10 yards of c...
A.
the United Kingdom has the absolute advantage in both products.
B.
the United Kingdom has a comparative advantage in wine production.
C.
the United States has a comparative advantage in wine production.
D.
Neither country can benefit by trading with the other.