Countries A and B produce two goods, shirts and pans. Country A on its own can produce 30 shirts or 50 pans. Country B can produce on its own 80 shirts or 60 pans. Assume all production possibility frontiers are straight lines. Which of the following is true:
O Country B has an absolute advantage in both goods and comparative advantage in shirts
O Country A has absolute and comparative advantage in both shirt and pan production
O Neither country has a comparative advantage in production of shirts or pans
O Country B has a comparative advantage in the production of pans