Which of the following are characteristics that are shared by ancient and modern civilizations?

When conducting research for forming a hypothesis, which practice should historians follow?

In the early 1900s, the national association for the advancement of colored people strongly urged the federal government to a) punish lynch mobs. b) overturn jim crow laws. c) limit integration. d) limit activist organizations.

Was the civil war inevitable? could anything have been done through compromise to stop it, or did it have to happen?