Respuesta :
The statement about railroad expansion that:
- that expansion of railways meant manufacturers could ship goods cheaply is true
- that lifestyle of American Indians living in the West was unaffected by railway expansion is false
- that building of the railroads changed the environment of the West is true
The main effect of the railroad expansion is that population out west increased significantly when the railroad was built out there and people, goods were able to travel faster out west than ever before.
Hence, the statement about railroad expansion that expansion of railways meant manufacturers could ship goods cheaply is true, that lifestyle of American Indians living in the West was unaffected by railway expansion is false and that building of the railroads changed the environment of the West is true.
Therefore, the Option 1 and 3 is true about effect of the railroad expansion.
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