Use the Following to Answer Question(s): Production Possibilities Schedule for Two

Use the following to answer question(s) : Production Possibilities Schedule for Two Commodities

-(Exhibit: Production Possibilities Schedule for Two Commodities) Assuming constant costs in the neighborhood of their current levels of production, the exhibit shows the number of units of commodity X each country would have to forgo to produce the additional units of commodity Y indicated.Further assume that the only input is labor and that it remains fully employed.If there is no trade between the United States and Canada, the costs of X and Y are such that:

A) X is cheaper than Y in both the United States and Canada.
B) Y is cheaper in the United States and X is cheaper in Canada.
C) X costs the same amount as Y in the United States.
D) X costs the same amount as Y in Canada.