The scientific scholars that are described by the details present in the question provided would be the political anthropologists. By definition, a political anthropologist is a scientist that mainly do his research in the field of analysing the history and the processes of politics as well as how it impact the society.
The architectural structures built were pyramids, palaces, walls, residences, and more. I’m sure someone else could tell you the second part of the question sorry.
Ok so it will be B because they recognized through economic agreements
In 1908, Austria-Hungary annexed Bosnia, a country next to Serbia. This occurred on October 6th, 1908. There was a state of international tension which eventually led to it's fall.