I believe the answer is: C. development of medieval guild towns and cities
A long with urbanisation, the centre of all economic activities were started to shifted into large cities with highly populated area. When this happen, Guild towns that established to excel at a certain economic sectors would started to established in order to gather as much talented members as possible.
The Greeks. I cannot recall what they were called then.
Answer:
D limiting factors (we just went over this in class a few weeks ago)
It is synonymous with international style