It would be D because it gives the most background and summary info to the questions
It impacted them both in the way that they got things they didnt have before and it impacted the new world as it brought diseases they couldnt cure.
Throughout history there are many instances of certain races believing they are superior, and in some extreme cases this leads to campaigns of genocide such as the Holocaust. The Holocaust and similar events were caused by extreme racism and prejudice. Hitler and the Nazis saw themselves as superior to all others, such as the Jewish, Gypsies, handicapped, and many others
Ideal form of govt balanced monarchy,aristcracy,and democracy in one system
Answer
sea floor spreading/ continental drift
PANGEA is a good one
Explanation: