1. why were the camps commonly referred to as “concentration camps”?
(i already answered number 2)
3. what were the first concentration camps like? what were they used for?

4. how did the camps change after wwii broke out in 1939?
(i already answered number 5)
6. what might prisoners in the concentration camps have experienced during the last year of wwii?

1 they were called concentration camps so the prisoners in the camp could concentrate on there bad decisions such as being Jewish and other reasons

3 the first concentration camps were pretty dirty places and prisoners lived on Baraks and we're usually starved and many of them died from either getting gassed or burned

4 they started killing more and more people

6 some may have experienced a lot of there friends and relatives getting killed and some may have experienced getting saved by soldiers invading Germany

The answer is option e.