Ans: Nationalism lead people to conflict. Archduke Franz Ferdinand was assassinated due nationalism by the Black Hand, a nationalist group that intended to liberate the Serbs from the Austro-Hungarian occupation. The death of Franz Ferdinand was one of the most important factos to cause the World War I.
The main reason why external criticism is so important when it comes to analyzing data is because as the handler of the data yourself, you can quickly develop a bias and "expect" a certain outcome, which might affect your analysis.
The answer is B all four planes were travelling long distances
It can't directly change anything and has two other named weaknesses liquidation and deflation
