D. sales tax is the answer
The correct answer is Southern states.
Poll taxes and literacy tests were the southern states response to the newly passed 15th amendment, which gave African-American men the right to vote. To stop this from happening, southern states made citizens pay a tax (aka a fee) to vote and made them take extremely difficult literacy tests. States that used these tactics include Florida, Alabama, Arkansas, and South Carolina.
Answer:
Military defeats, internal rebellions and uncertain leadership
Explanation:
