During the Korean War, what prevented the southern part of the peninsu O A. The threat of a Soviet naval blockade
B. The assistance of the Chinese military
C. The use of atomic weapons on northern cities
O
D. The involvement of UN forces under the command of the United Sta

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How did the completion of the transcontinental railroad change the lives of american citizens? a-it increased the wealth of all americans and enabled them to travel more.b-it made cross-country travel too expensive for ordinary americans.c-it decreased the safety of americans who moved to settle the plains.d-it shortened travel time between the east and west for all americans.

The articles of confederation allowed congress to: make and borrow money. declare war. create a postal service. all of these choices are correct.