Answer:
A national heritage site is a heritage site having a value that has been registered by a governmental agency as being of national importance to the cultural heritage or history of that country.
Explanation:
I would say the correct answer would be the Olmec civilization. They were considered as the mother of all Mesoamerican cultures. The Olmec culture had several impact to different ancient culture like being great traders and being travelers. Hope this helped.
The could be this one Isolationism toward Latin America, but involvement in Europe. That policy was called Roosevelt Corollary. or this one <span>They were also protecting American business interests all over the world.</span>