The answer to the question is letter C. banning job discrimination.
The Rehabilitation Act of 1973 was the very first law to provide or offer equal services or access for those people with disabilities by removing employment, transportation, and architectural barriers.
Throughout history??? if that is the case then...
Germany-WWII
Japan-WWII
Soviet Union-Cold War
(Long term) Jim crow system resulted in continuing to allow racial prejudice and other injustices to the blacks
)Short term) was to put many blacks back in to slavery and another was sharecropping was difficult to overcome so by working to there former master the blacks would be controlled once more