The theory is called mercantilism.
<span>the correct answer is - a belief that government was taking away people's civil liberties
Glad i could help(:</span>
There were 5 great achievements, but one of them were Architecture. The ancient Romans developed many new techniques for buildings and construction of all types including concrete, Roman roads, Roman arches, and aqueducts, which evolved their time period.
The leaders who spread Islam after Muhammad's death were Abu Bakr, Umar, Uthman, and Ali. If you want the answer from a website, I suggest going here
--> http://peopleof.oureverydaylife.com/led-islamic-world-after-muhammad-died-7743.html <-- I hope this answer helps you.
