C. The excuse ‘you all did it too’ would not be a valid excuse for crimes against humanity.
D. Individuals can be held responsible for their actions, and cannot claim they were following their superior leadership orders.
Explanation:
With the Nuremberg Trials, several principles that were arranged prior to them started off. The Intentional Military Tribunal was formed, setting rules as to what, how, and who can and should be charged for war crimes against the humanity. Two of the basic principles that were established were that excuses/defenses from the type of ''you all did it too'' will not be accepted as valid, and that every individual can be charged for war crimes, despite claims of orders from their superiors.
