Railroads had a very large positive impact on <span>western settlement in the late 1800s</span> in the US, since this made it far easier and more effective to transport both humans and goods across large bodies of land.
The correct answer to this question is "fulfills its promise in the social contract." The give above is an example of how government fulfills its promise in the social contract. Thank you for posting your question. I hope this answer helped you. Let me know if you need more help.
My answer would be that lines battles caused more casualties and were effective in ways. I don’t really know much about your question.
