(Figure: U

(Figure: U.S. Imports from Mexico and Asia) The graph illustrates a customs union between the United States and Mexico. The United States does not produce the product shown in the graph. Imports satisfy its domestic demand (designated by M_US) . The curves S_mex and S_asia describe Mexican and Asian supplies. With a free trade price of $150, how many units EACH will the United States import from Mexico and from Asia?

A) 250 from Mexico and 600 from Asia
B) 250 from Mexico and 350 from Asia
C) 350 from Mexico and 250 from Asia
D) 300 from each country