Answer:
Killing centers (also known as death camps) referred to Nazi installments in plots of land that had the ultimate purpose of exterminating those they deem "undesirables" such as Jews and Eastern Europeans and were primarily achieved through the use of numerous gas chambers. These camps differed from concentration camps as these camps primarily served the purpose of mass extermination and not neccesarily to put prisoners to forced labor. The largest of these centers was the Auschwitz-Birkenau extermination camp and the factor that made it the largest was due to it's numerous complexes such as it's 22 buildings which covers a area of 472 acres approx. The final solution refers to a plan established by the Nazi Regime as a mass extermination of the Jewish and the forceful deportation of Jews from the German Reich and the rest of the Europe with the establishment of anti-Jewish legislation.
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