Answer:
animal poop & cows
Explanation:
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The statement that provides the most accurate description of the Columbia Exchange is E. African population to the Western Hemisphere; Western Hemisphere food to Europe and Africa; African and European diseases to the Western Hemisphere. The Western Hemisphere had very arable land and thus was a great source of food and agricultural materials for the more populated Europe and Africa. European settlers used slave labor in the Western Hemisphere to harvest that food, labor that came in the form of African peoples. However, the indigenous peoples in the Western Hemisphere were not accustomed to the diseases of Africa and Europe.
These professors were accused of being communist sympathizers. This resulted in their dismissal from the University of Washington. One of the biggest reasons why this was a big deal was due to the beginning of the Cold War and the start of the second Red Scare.
After World War II, the US and Soviet Union emerged as global superpower. As communism spread throughout Eastern Europe, US citizens were scared that this system would spread to the US. In order to prevent this from happening, institutions all over the country took action against supposed communists, including firing them from their jobs.
Criticizing the government
Answer:They did not think Germany was paying attention to their work.
Explanation: Hitlor payed no attention to his Atom Bomb and was only intrested in land and power.