Answer:
Answer is option number 1.
Take it from one plane to anthor and see how far did it travel
D because the more you borrow the more interest you have to pay back that you have borrowed on a credit card
Countries would be able to increase their productivity for the services with comparative advantage. A country then can sell products they produce efficiently and also would buy from other nations the products that they cannot produce. The comparative advantage can lose if there are competitors operating in a low wage country.