Answer: Jews became responsible for everything and like that Hitler created a perfect scapegoat. This strategy guaranteed immediate success for NSDAP. This was not used by traditional monarchist right and this traditional right believed that it could take advantage of this "clever" Hitler´s strategy.
Explanation: Jews became responsible for all "decadent" characteristic of Germany of that time: 1) introducing capitalist elements of society, 2) they became responsible for "superficial" character of German society, 3) for Versailles Treaty, 4) for general weakening of Germans. Hitler was saying something many believed in. The result was a deep resonance between people (das Volk) and the leader (der Fuehrer).
The result after the attack of Pearl Harbor was that the US formed a pact with Indochina against Japan!
The correct answer to this open question is the following.
Although you forgot to include the options for this question is the following.
Railroad companies hired expert managers to head specialized departments, a practice soon copied by other businesses.
And this represented a great decision to railroad companies in that people with the right kind of knowledge started to manage key departments successfully. They were the experts and had the experience to make the right decisions. They were si successful, that other companies realized the importance to have the right kind of people managing key areas of the organization.
The correct answer is A) Became the basis for American foreign policy in the post-WWII period.
The containment policy of the Truman administration: "Became the basis for American foreign policy in the post-WWII period."
Here we are talking about the so-called Truman Doctrine.
The Truman Doctrine was a United States policy installed by President Harry S. Truman aimed to stop the spread of Communism in the world. It was communicated by President Truman on March 29, 1947, as part of the measures the US government was taking during the Cold War years.
George F. Kennan was an American diplomat, expert in Russian affairs because lived in Russia and knew its culture and history. He recommended the State Department to counter-attack the effects of Communism in the world because Russian leader Joseph Stalin was convinced of disrupting and attacking capitalists countries. So these ideas influenced Truman's doctrine.
c. The mass production of steel reduced its price and led to its use in many industries