Answer:
B. Congress wanted a return to isolationism.
Explanation:
The correct answer of the given question above would be option A: the aristocracy. The group that paid the least taxes under the old regime are the aristocracy. Hope this is the answer that you are looking for. Have a great day ahead!
The Irish immigration back then was mainly because of the potato famine issue.
D)It increased the strength of the Roman Catholic church as Jews and Muslims were expelled or forced to convert.