In a communist command economy, workers are employed by the agencies. the consumers. the producers. the state.

 The State

Explanation: A command economy is controlled and regulated by the government. Unlike a free market economy, the state decides about what goods are to be produced, how much they must be produced and at what price they must be distributed in the society. The key feature of a communist economy is a command economy.

The correct option must be "The State".

by using  production possibilities graph.  opportunity costs are key expenses in financial matters and are utilized as a part of registering money saving advantage investigation of a venture. such expenses, be that as it may, are not recorded in the record books but rather are perceived in basic leadership by processing the money costs and their subsequent benefit or misfortune.