Total Potential Output in Each Country Using All Resources in One Industry

$\backslash$table$[[,$USA,Canada$],[$Food$,20,10],[$Clothing$,10,10]]$

Suppose the production possibilities for two countries, producing either food or clothing, are shown in the above figure. They can each produce any linear combination as well. Measuring food on the horizontal axis, the joint production possibility frontier has a horizontal intercept of

A$.10$

B$.20$

C$.30.$

D$.50$