Answer:
In 1947, President Harry S. Truman pledged that the United States would help any nation resist communism in order to prevent its spread. His policy of containment is known as the Truman Doctrine. The Truman Doctrine demonstrated that the United States would not return to isolationism after World War II, but rather take an active role in world affairs. To help rebuild after the war, the United States pledged $13 billion of aid to Europe in the Marshall Plan.
The United Stated had to contain communism from spreading through out Berlin, Korea, and Cuba.
Explanation:
<span> (B) lower labor costs. It's one of the big reasons why a lot of manufacturers build factories elsewhere such as Mexico, China, Southeast Asia, etc.. because the labor costs are so low. Workers there can be hired at far lower costs there than those in nations like the United States.</span>
Wounded Knee was a symbolic site because of the Wounded Knee Massacre, which took place there in 1890. The massacre occurred on the Lakota Pine Ridge Reservation in South Dakota. The massacre was the culmination of a more than 20 years of intense warfare between American and Native American forces. Efforts to stamp out Native American resistance, especially proponents of the Ghost Dance, a ceremonial dance originated by the Pauite prophet Wovoka which centralized figured prominently in this event. Determined to root out the practice, US army troops pursued 250 Lakota to Pine Ridge. After a disagreement and scuffle, the troops opened fire and killed more than 250 defenseless children, women and old people. AIM considered this site sacred ground and occupied it to dramatize the need to address the plight of Native American people.