Question

Poll taxes for voters ______________________.
a) were only in some states
b) raised money for states
c) kept a lot of African Americans from voting
d) all of the above
e) none of the above

Answer 1

Poll taxes for voters were "all of the above", since their main purpose was to keep African Americans from voting in some Southern States following the Civil War. 

Answer 2

the answer is d all of the above :)