The U.S politicians and businessmen worried about the foreign nations controlled economic development so they supported open door policy
Option D is the right answer.
The Montgomery Bus Boycott was a major success of the Civil Rights movement. This boycott was a social and political protest campaign against the doctrine of racial discrimination in public transportation. The boycott began when an African- American lady was imprisoned for denying to quit her chair to a White man. And this protest resulted in the Supreme Court's verdict that claimed the Montgomery and Alabama laws that segregated buses were illegal.
Answer:
They were following food during the Ice Age.
Explanation:
A. American involvement helped the democratic south defeat the communist north , and a republic was established
Folowing World War II, The world's leaders promoted peace and reduced poverty by starting and participating in the United Nations. United Nations promoted cooperation between nations, instead of aggression. It is an intergovernmental organization created to keep international peace and security, develop friendly relations among nations, achieve international co-operation and be a centre for harmonizing the actions of nations.