The best answer for the question is:
A. Holocaust
Explanation:
1. The Holocaust refers to the systematic imprisonment and murder of Jewish people in Nazi-controlled territory during World War II.
2. This tragic event led to the death of approximately six million Jewish individuals as part of Hitler's plan to exterminate the Jewish population.
3. The Holocaust is one of the darkest and most horrific chapters in human history, highlighting the atrocities committed during World War II by the Nazis.
4. It is crucial to remember and educate others about the Holocaust to prevent such atrocities from happening again in the future.
