Answer:
The answer is D stratification because it means the arrangement or classification of something into different groups.
Explanation:
The Roman empire was well organized with good roads & active trade, so the new religion could spread easily. Constantine was a sun worshipper who feigned Christianity so he could take control and throw out it's one and only goal
I believe the blank part should be filled with "indentured"
Generally speaking, Andrew Johnson's behavior in office ultimately hurt the cause of the Reconstruction era, since he quickly abandoned many of the more liberal policies that he had trumpeted earlier--leading to a federal abandonment of the oversight process in the South.
