If a good sells for $10 domestically and the same good sells for $7 abroad, then this firm is engaging in

What are the economic advantages of specialization?

Please provide the best answer for the statement.

Which of the following is the most accurate example of the working of the free market?

a. A government agency orders increased production of wheat bread. b. A CEO increases the production of various sport cars based on the demand for these cars in several small towns. c. The soaring demand of millions of consumers causes numerous companies to increase the supply of HD televisions. d. The increased demand for Choco Bars by people older than 80 causes the manufacturer to increase production slightly.