Public figures can only win a libel suit against a publication if A.
They can demonstrate that the claims are false.

B.
They can demonstrate that the claims are false and deliberately intended to inflict harm.

C.
They can demonstrate the claims were means to inflict harm.

D.
They take the lawsuit to appeals court

the answer is false.

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).