Answer:
The Nazis established concentration camp to exterminate the Jews and to have them do manual work for them. The Jews were seen as subhumans and weren't fit to live so that's why the killed them and they used them for work so they could benefit off of them but at the same time spend nothing on them since they were not given humane hospitality.
Explanation:
B. The Mediterranean Sea
The sea helped Rome further trade and make a better economy because of their new ability to receive new goods and get more money selling goods.
I hope this helps!
Delivering mail. Would be answer B
The answer is B. The radio was a source of information in both the 1920s and the 1930s.