5. the amount of something a consumer wants to buy
(10 Points)
Demand
Capital
Supply

noob

Explanation:

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i think it was because of how protected egyptian civilization was was which allowed them to evolve without much outside influence.

the conditions that made the byzantine empire vulnerable to attacks by the muslin turks were the sack of constantinople by western crusaders, the conquests of the sultanate of rum, presence of rival kingdoms and finally the set up of fiefdoms at the empire which were owned by the ghazis (turkish warriors).