12. The Warsaw Pact and NATO were competing alliance systems. This led many people to fear: A. another world war, with nuclear weapons involved.
B. the creation of new colonies in Africa and Asia.
C. the bombing of Australia.
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D. a race to explore other planets.

In order to maintain national security within its colonies in america, england constructed a series of forts along colonial boundaries for protection. true false

Brainliesttt asap!me : ) answer in your own words. what was the relationship between medieval theories about scientific reasoning and the kind of reasoning favored during the scientific revolution?

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.