15. For BC House Products, the opportunity cost of one window is: (1) 1 door. (2) 2 doors. (3) 3 doors. (4) 4 doors. 16. For ON House Products, the opportunity cost of one window is: (1) 1 door. (2) 2 doors. (3) 3 doors. (4) 4 doors. 17. BC House Products has a comparative advantage in and ON House Products has a comparative advantage in (1) windows; neither good (2) doors; neither good (3) windows; doors (4) doors; windows 18. BC House Products has an absolute advantage in and ON House Products has an absolute advantage in (1) windows; neither good (2) doors; neither good (3) windows; doors (4) doors; windows 19. If countries 1 and 2 only produce two goods, A and B, and they have the same opportunity cost for the production of good A (and thus good B), then: (1) neither country will have a comparative advantage in the production of either good. (2) one country will have an absolute advantage in the production of both goods. 3) each country will have a comparative advantage in the production of one good. (4) each country will have an absolute advantage in the production of one good. 20. If there is no trade between countries, which of the following is MOST likely? (1) A country is better off because it will become self-sufficient. 2) A country can still benefit from international specialization. (3) A country's production possibilities frontier is also its consumption possibilities frontier. (4) A country has more product variety available.THE NEXT FOUR (4) QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION: The following figures illustrate the production possibilities available to two house product manufacturers with 12 hours of labour. Doors Doors BC ON House Products House Products 9 8 3 Windows 4 Windows