Answer:
The correct answer would be D, attacks from Osage tribes.
Explanation:
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In the years following the Civil War, railroads were privately owned and ... support of both major political parties and pressure groups from all regions of the country ... Labor unions formed or organizations that promoted the interests of workers ... In a monopoly, there is no competition and the seller can increase the price of ...
Answer:
The element of surprise and other stuff.
Explanation:
They were able to enter the city. The Aztecs thought that Cortes was a god. Also they had guns, cannons,swords, and horses. They thought the horse wold eat them alive. Also, the Europeans brought diseases such as smallpox which weakened the Aztecs greatly and made the battle easier.
