If you want to analyze the total annual production of goods services in structures when that nation which economic figure should you reference? a. inflation b. consumer price index c. gross domestic product d. unemployment rate e. deflection

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).