What did Frederick Douglass believe that prevented Americans from living up to the Constitution?

a) manifest destiny
b) abolition
c) popular sovereignty (my answer)
d) slavery

Look all those terms up!!

http://www.google.com

... and keep in mine this is a negative (backwards-phrasing) question. It's not asking what made Americans (and you need to think about Northerners AND Southerners here) live up to the Constitution. What is it really asking?

... in mind ...

So, is it slavery?

Yes.

Thanks Writeacher!

You're welcome!