Answer: B is correct.
Explanation: there were many who wanted to follow isolationism arguing that the war was problem of Europeans, there were also those (many Americans were of European origin with their roots in different corners of the Old continent). Situation changed and USA (country of European origin and roots) entered the war and continued engaged in (especially) European security policy.
Write about hot it prevents tyranny and also stops the president from controlling the government. It also makes sure they know their place.
The correct answer is Yes he did
The answer is A. The economic crisis of 2008.