In the Columbian Exchange, diseases such as smallpox resulted in: A. Increases in population in coastal areas of Europe. B. Decreases in the population of Europe. C. Increases in population in coast areas of America. D. Decreases in the Native American population. Apex question
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D, I say this because native Americans had never been exposed to small pox until the Europeans came over

in the 1800s, locomotives powered by steam made transportation faster and cheaper. the resulting rapid growth of railroads led to the connection of the atlantic and pacific railroad in oklahoma city in 1897.

in the last years of the century, the improvement of steam-based engines the expansion and growth of railroads. this growth increased when the companies started to build and expand, such as the atlantic and pacific railroad, which connected new mexico with california, and missouri with oklahoma. many of these new networks were built in oklahoma, and these changes transportation henceforward.

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explanation:

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