1930s The Great Depression
Answer:
both b and d lmk if im right
Explanation:
The 1917 Russian Revolution was not, as many people suppose, one well organised event in which Tsar Nicholas II was overthrown and Lenin and the Bolsheviks took power. It was a series of events that took place during 1917, which entailed two separate revolutions in February and October (with a great deal of political wranglings inbetween), and which eventually plunged the country into Civil War before leading to the founding of the Communist State.
Answer: the treaty of non-aggression
Explanation:
The answer would be they all must answer the questions of what to produce and how to produce it based on the resources they have