The Industrial Revolution, Major technological advances, and Changes in education were changes America experienced during the second half of the nineteenth century. This would be options A, B, and D.
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D. a district attorney decides whether the crime needs to be taken to a federal or state level.
The sack of Lawrence was a direct act of violent aggression by slave-owning southern "fire eaters." The Massachusetts Emigrant Aid Company offered to protect settlers headed to Kansas by sending them in organized groups to Lawerence, where the Company had built reception facilities.
Probably not because of all Andrew Hamilton's strict rules.