Why did president kennedy get the united states involved in the vietnam war?

a) to prevent the soviet union from gaining new territory

b) to prevent the spread of communism in southeast asia

c) to protect japan and the philippines from communist attacks

d) to prove that the united states was more powerful than china

How did the technology of the late 1800s affect the growth of cities? select one: a. cities were able to expand outward because of additions to railroads. b. electric streetcars enabled the wealthy city dwellers to move to the first suburbs. c. advances in steel and metal technology allowed for the development of the skyscraper, which allowed cities to grow upwards. d. all of these are correct.

How did geography impact the development of the early russia?

Which of the following cultures were among the earliest known inhabitants of north america? a) mayab) incac) anasazi d) olmec