Where are the answer choices? or am i missing something?
Positions in the government
The Arab empire converted and unified pagan societies to Islam
There were not enough paid workers arriving from Europe quick enough to meet the demand, so they turned towards slave labor. A
It has helped with the European economies, traveling within the EU is better and easier, the countries in the EU will basically never go to war because they are allies.
As for culture, the culture has kinda spread around since the countries are unified. Like I said they can travel easier so culture gets spread and shared I guess you could say. Hope this helps man