The photograph below shows where Nazis first experimented with the use of poison gas in sealed rooms. Which action did Nazis take as a result of these experiments?
A. they dropped poison gas on London in the Battle of Britain.
B. They invented the first liquid-propelled rockets.
C. They developed new weapons of mass destruction
D. They used poison gas to murder Jewish Europeans in the Holocaust
They developed new weapons of mass destruction.
They used poison gas to murder Jewish Europeans in the Holocaust.