With regards to ancient history, the areas on this map marked with an "X" all have what in common? A) None were able to trade over great distances. B) None lasted out of the ancient era of history. C) All were protected from invasion by geographic features. D) All had civilizations that were centered along major rivers. Submit

the correct answer is “opportunity cost”. opportunity cost is what a company misses out because it decided in one option over another one. in this case, the company decided to invest in building a factory so it gave up another possible benefit or profit in order to achieve success with the factory.  

trade-off is not the correct answer since it is a situation in which you accept losing something in return for benefits in other areas.

and finally, consequence is a general term used to accept what it comes when you make a decision. it can be a positive or negative consequence depending if the decision you took was the correct one.  

answer; i believe that the correct answer is (c) arctic tundra;

protect u.s. businesses from competition