History: Which describes a major challenge facing the builders of the transcontinental railroad? a. tunneling under lake erie b. crossing the sierra nevada mountains c. spanning the grand canyon d. bridging the rio grande river

Which describes a major challenge facing the

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s11632270

31.12.2021

"bridging the Rio Grande River" would be the best option from the list, since this large river was directly in their desired path, although of course they face many other obstacles as well.

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Ответ:

Shubbs

06.09.2022

History

Native Americans who were converted to Christianity would become loyal to Spain.

Hope this helps! ∪ω∪

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Which describes a major challenge facing the builders of the transcontinental railroad?
a.
tunneling under lake erie
b.
crossing the sierra nevada mountains
c.
spanning the grand canyon
d.
bridging the rio grande river

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