Respuesta :
In the 19th century, the populace of said U.S. was estimated to be roughly 6 million people, including 5.3 million people who live in the 16 acknowledged states.
- The early population of the United States was mostly Protestant.
- In the 19th century, urban populations in the United States, particularly in the Northeastern cities, grew predominantly Roman Catholic.
- This shift in religious patterns was brought about by migration flows especially in Ireland, southern Germany, especially Italy.
Therefore, the final answer is "Option b".
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