Which accurately analyzes the development of nazi camps for jews?

jews were placed in concentration camps for the duration of the war, where most died from hard work or natural causes.

jews were initially forced into concentration camps before being transferred to city ghettos for the duration of world war ii.

initially, jews were interned in concentration and labor camps before being sent to death camps.

from the beginning, nazis rounded up jews and sent them to death camps where they would face gas chambers.