Your answer is B I’m really sure for that!
Answer:
The Truman Doctrine, put out by President Truman, pushed for the policy of containment which sought to stop the spread of communism after World War II. It wanted to "contain" communism to the countries that already practiced it, and retain democracies for the rest of the countries of the world. This policy was initially the plan of George F. Kennan.
Explanation:
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the best choice is A
a. Nearly all plant and animal life near the river died off.
the regulations allowing for construction of dams along the river and its tributaries has resulted to a sharp decline of natural resources such as native fish species as well as cultural resources along the river.
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