I will give the BRAINEST Just explain in simple terms please.

How did Muslim people improve their social rank?

The span between the 8th century to the 13th century is considered to be the Golden Age of Muslim Civilization. The epoch of the Golden Age of Muslim Civilization dawned with the reign of Abbasid caliph Harun al-Rashid.

Caliph al-Mamun instituted the 'House of Wisdom' by 830. During this time, many of the great scholarly works were translated into Arabic under the order of Caliph al-Mamun. During these years, Muslim Civilization enjoyed certain degree of social mobility. This period enabled people to move up in social class through religion, educational, or soldierly achievements.

Explanation:

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Explanation: In the Muslim world more difficult in years to come and could increase the demands on U.S. political and military resources

keeping a cash reserve because cash flow is the the movement of money through a company and if it just sits there, it wont the movement