Final answer:
The New Economic Policy (NEP) under Lenin allowed some market activity in the Soviet economy to aid its recovery, serving as a transition before the Five-Year Plans under Stalin.
Explanation:
The policy of allowing some market activity to help the Soviet economy while emphasizing central planning under Lenin was known as the New Economic Policy (NEP).
After the failure of war communism, NEP aimed to boost the Soviet economy by reintroducing elements of capitalism temporarily. It allowed small businesses, trading, and private ownership of farms, revitalizing the economy.
This policy was a strategic shift before the implementation of comprehensive Five-Year Plans under Stalin, marking a transitional phase in Soviet economic policy.
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