How were serfs different from free peasants on a medieval manor? a. serfs were free farmers. b. serfs owned the manor. c. serfs were free to leave the manor. d. serfs were not allowed to leave the land they worked.

After world war ii, the world discovered that nazi germany had murdered millions of innocent people as part of the holocaust. seeing that human beings could treat one another so horribly changed the way many people looked at war, government, and minority rights. how could these changes have impacted the study of history?