The two main ideas that were associated with making the Great Leap Forward a success were

The central idea behind the Great Leap was that rapid development of China's agricultural and industrial sectors should take place in parallel. The hope was to industrialize by making use of the massive supply of cheap labour and avoid having to import heavy machinery.

Explanation:

the russian revolution of 1917 involved the collapse of an empire under tsar nicholas ii and the rise of marxian socialism under lenin and his bolsheviks.

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the answer to your question is c the civilian conservation corps

civilian conservation corps

which put thousands of men and women to work for contruction during   1933 to 1942