Answer: I. Many Soviets became fearful of rapid changes in the country.
II. Force was not used to stop protests in Eastern Europe.
III. The crisis in Afghanistan occurred.
IV. The Soviet Union faced huge expenses.
Explanation:
Answer: Maybe ethos with personal credibility not sure.
Explanation:
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The study of soil has changed our world because soil filters our water, provides needed nutrients for our plants and forests. It also helps regulate Earth’s temperature as well as many greenhouse gases.