If i'm not mistaken its D
It seems like your answer is going to be A) Bill of rights this is because it is the only answer that corresponds to the question.
Most slaves lived on plantations, but the plantations were not very big: they rarely had more than 100 slaves. The best answer is then A. lived on plantations with 20 or more slaves.
Answer:
The Nazis began experimenting with poison gas for the purpose of mass murder in late 1939 with the killing of patients with mental and physical disabilities in the Euthanasia Program.
I will look it up for u I’ll send u it