Answer:
He claimed the Frontier Thesis or Turner Thesis and it is is the argument advanced by historian Frederick Jackson Turner in 1893 that American democracy was formed by the American frontier.
C. State control discouraged foreign investment
Southern governments which wanted to rebuild their cities after the war.
Answer: Option 1.
<u>Explanation:</u>
The Republican Congress built up military areas in the South and utilized Army work force to oversee the locale until new governments faithful to the Union—that acknowledged the Fourteenth Amendment and the privilege of freedmen to cast a ballot—could be set up.
These military districts were built up in the southern part of the country and they were built till the time the new government came up in the region and gave the region the right to vote.
"laissez faire" describes that kind of attitude