Answer:
850 CE: the abbasid dynasty ruled as caliphs from their capital in baghdad in modern iraq after taking over authority of the muslim empire from the umayyads in 750 CE
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United States has the most political divisions out of these choices.
Answer:
Salt water is classified as a mixture.
Explanation:
A mixture, such as salt water, is a material made up of two or more substances that can be separated by physical means.
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A political map would be more likely to change