I believe the answer is: A) an uncompromising belief that they were the superior race
By adopting the belief that they are superior, they feel that they have the right to kill and execute members of different cultures like animals. This also make them feel that they are the most suitable rulers for the world, which they use to justify their actions when they invade neighbouring countries.
Answer:
D) The fundamental attribution error
Explanation:
Marilyn applies <em>The fundamental attribution error</em>, which is a persistent tendency to attribute people's actions primarily to their internal characteristics, such as their personality or their intelligence, and not to the context in which they act, regardless of the situation. She doesn't understand the motives of his professor, in consequence, she judges him.
Herbert Hoover felt that a key part of the American spirit was rugged INDIVIDUALISM people’s belief in their own responsibility and power.
An archenemy is someone who is hostile towards someone or something else. In this case, the US and Soviet Union were archenemies because they were both very powerful and both of them wanted to be better than the other.
Hope this helps :)