2. What does John Green say are the most important causes of WWI?

assassination in Sarajevo of the Austrian Archduke Franz Ferdinand on June 28, 1914 by a Bosnian Serb nationalist named Gavrilo Principle.

Explanation:

John Green says that the most important causes of WWI was the assassination in Sarajevo of the Austrian Archduke Franz Ferdinand on June 28, 1914 by a Bosnian Serb nationalist named Gavrilo Princip.anation:

it increased 6 percent and reached that in 1980

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.