Concept: A mixed economy combines private and state decision-making in production.
Explanation:In a mixed economy, both private individuals and the government participate in deciding what to produce.
Private individuals operate businesses for profit, while the state regulates or owns key sectors.
This system blends features of capitalism and socialism.
A communist economy is wholly state-controlled, a capitalist economy is largely private, and a socialist economy emphasises state ownership.
Therefore, the description matches a mixed economy.
Answer: B. mixed