How did citizens in the
North and the South respond
to the outbreak of the
Civil War?

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).

i think the answer is b.

1. where does the energy of a nuclear power plant come from?

d) political bosses should not hold office