<span>Douglass believed the Constitution could be used to abolish slavery.</span>
Th<span>e rational basis test.
I hope this helps :)</span>
The answer is a.
The Populist Party was originally formed by farmers in response to the growing threat big companies had on them. So that rules out b through d.
If you want me to give you a more detailed explanation of the Populist Party, let me know because I just had a final on this in college. :)