Answer:
C) Congress does not decide to get rid of laws that go against the constitution. That is the job of the judicial branch not to pass unconstitutional laws.
There are many moral standings and ideals that existed in the last that are completely at odds with what we think today. Or there were ideas on face and science that are just completely strange in comparison with today's ideas. Primary resources don't show a complete picture, because there are always gaps that need to be filled along the way. For example, a lot of primary sources and writing for Viking cultures were written by Christian writers, so it doesn't offered a clear perspective on the pagan side.
I think the answer is either a or c
Ulysses S. Grant was the president during the end.