Here are the evaluations of the statements about the effects of railroad expansion in the late 1800s:
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The expansion of railways meant manufacturers could ship goods cheaply. - True. The expansion of railways significantly reduced transportation costs for manufacturers, allowing them to ship goods more efficiently and at lower prices.
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The lifestyle of American Indians living in the West was unaffected by railway expansion. - False. The expansion of railroads had a profound impact on American Indian communities, leading to displacement, changes in lifestyle, and disruption of traditional hunting and gathering practices.
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The building of the railroads changed the environment of the West. - True. The construction of railroads altered the landscape, impacted ecosystems, and facilitated settlement and agricultural development, which had lasting effects on the environment.
In summary, the true statements are the first and the third.