Norris v. Alabama found that:
A. African Americans had the right to serve on juries.

B. segregation was legal.

C. separate but equal facilities were constitutional.

D. All of the choices are correct.

The correct answer is (A). African Americans had the right to serve on juries.

Explanation: Exclusion of blacks from a grand jury by which an African-American is accused or from the petit jury by which he is tried for the offense, that arise from systematic and arbitrary removal of blacks from the jury lists solely because of their race or color, it is against the law of equal protection under the Fourteenth Amendment. However, Norris v. Alabama found that African Americans had the right to serve on juries.

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).