How did Muslim cities promote the sharing and diffusion of scientific knowledge across various cultures? O through the construction of mosques O through the construction of libraries O through the practice of calligraphy O through the practice of algebra

through the construction of libraries

d is the answer

i took the

~coco

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).