$\text { Table 55b }$ -Using Table 55b, Mexico Will Have the Most Gain from output

$\text { Table 55b }$
$\begin{array}{l}\text { Units of output produced by } 1 \text { hour of labor input }\\\begin{array}{|l|l|l|}\hline \text { Commodity } & \text { Canada } & \text { Mexico } \\\hline \text { Bread } & 3 \text { loaves } & 1 \text { loaves } \\\hline \text { Cheese } & 4 \text { pounds } & 2 \text { pounds } \\\hline\end{array}\end{array}$

-Using Table 55b, Mexico will have the most gain from trade if

A) it can buy imported bread from Canada at the Canadian price.
B) it can buy imported bread from Canada at the Mexican price.
C) it does not buy any bread from Canada.
D) it sells bread to Canada and imports cheese.