Suppose that Portugal and Austria both produce fish and shoes. Portugal's opportunity cost of producing a pair of shoes is 4 pounds of fish while Austria's opportunity cost of producing a pair of shoes is 10 pounds of fish.

By comparing the opportunity cost of producing stained glass in the two countries, you can tell that as a comparative advantage in the production of stained glass and has a comparative advantage in the production of fish.

Portugal has a comparative advantage in the production of shoes

Austria has a comparative advantage in the production of fishes

Explanation:

A country has comparative advantage in production if it produces at a lower opportunity cost when compared with other countries.

Portugal has a lower opportunity cost in the production of shoes when compared with Asutria. Portugal has a comparative advantage in production of shoes.

It means thay Asutria is better at producing fish and would therefore have a comparative advantage in the production of fish.

I hope my answer helps you

answer; that person may have a larger tax bill to pay on income taxes;

i would say iii (3) because in order to compare a price you have to use as a reference other near stores because it's its

hope i explained myself