What brought an end to islam's golden age?

The correct answer is D) the Mongol Invasion .

The Mongol invasion ended Islam’s Golden Age.

The Golden Age of Islam was a period in history where Muslim teachings flourished and spread throughout many regions. Historians date this period from the 8th century to the 14th century. During this period in time, Islam beliefs, ideas, science, culture, and arts influenced vast regions in Asia. But every comes to an end, and the Islam’s Golden Age ended with the Mongol Invasion.  

The other options of the question were, a) Muhammad’s dead, b) Justinian’s rule, and c) the Umayyad Dynasty.

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