The Know-Nothing Party opposed immigration, arguing it created economic problems, brought disease, and increased crime. Their platform included all these concerns, leading to the conclusion that the correct answer is D. All of the above. This reflects the broader nativist sentiments of that era. ;
The Know-Nothing Party, active in the 1850s, opposed immigration by arguing it led to economic problems, disease, and increased crime. Their beliefs were rooted in nativist sentiments which sought to limit immigration in the United States. Thus, the correct answer is D. All of the above.
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