It would be "(A) Institution of a secret ballot" that was not part of the Populist Party’s platform, since the Populists were largely about transparency--both within government and big business.
Families were divided and eventually spread across the country is what I think the answer is
I think subcontinent is the large region separated by water
<span>I believe it is A. It was the first direct tax imposed on American Colonists.
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</span><span>C. the construction and use of trenches</span>