All of these are found in a command economy except
government regulation of the economy.
minimum wage.
ownership of corporate stock.
environmental controls.

C) Ownership of corporate stock  is the right answer

Explanation:

The modern, economic situation, people find it difficult and challenging to trade in free markets. This is because it is the government controls the prices of products. Therefore people have to run to works in a controlled economic market which buyers and sellers exchange the product at fixed rates.

The government takes responsibility for all market prices, and the public has no right or choice but to follow the government prices without question. However, the owner of the corporate lies of the owner’s hands and not the government.