Support the conclusion that the Nazis wanted to operate extermination camps in secret?

O A. The map shows that extermination camps were located only in
occupied territories
✓OB. The map shows that extermination camps were located away
from major cities
OC. The map shows that extermination camps were located in areas
primarily populated by Jews.
O D. The map shows that extermination camps were located only in
territories outside of Germany

THE ANSWER IS B