Question 3. in the attachment above please i need it asap

How did rhe transcontinental railroad effected westward migration

What does the second video tell you about life in the united states compared to life in russia?

Which of the following encouraged westward expansion? a.the government decreased the price of federal land. b.each of these represents actions taken to encourage westward expansion. c.the government decreased the price of federal land d.the second national bank lowered the cost of borrowing money (reduced interest rates)