In the 10 years after Muhammad's death, Islam was spread throughout the Middle East primarily by .

a. conquering Arab armies

b. missionaries who preached Muhammad's doctrines

c. the publication of the Koran, the holy book of Islam

d. people of other religions who came to Mecca to be converted

Why might the spanish government have approved of the encomienda system? a the system allowed for fair treatment of all under it, leading to a happy and prosperous colony. b the system used natives as slaves which meant the government was able to maximize their profit of exported goods. c the system allowed for mostly profitable trade within the different colonies. d the system was a great example of how to successfully run a colony, making spain a world power.