Aside from connecting the East U.S. to the West U.S., the transcontinental railroad was also instrumental in driving a gap through the confederate territories and ending the reconstruction era. (Choices A and D are the answers.)
Hope my answer has come to satisfy your query.
A. criticizing the expense of reconstruction programs
Answer:
Your answers are A and E.
As white settlement increased, the government began to set aside land called reservations<span> for American Indian groups.</span>
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