Andrew Jackson was the Governor of the Territory of Florida in 1821, William Henry Harrison was the Governor of the Indiana Territory from 1801 to 1813, and William Howard Taft was the Territorial Governor of the Philippines from 1901 to 1904.

Florida and Indiana were territories, not states in the years noted.

All of the men listed in each of the incorrect answers were Presidents who had previously served as governors in states, not territories.

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