Answer:
A is the correct option.
Step-by-step explanation:
The economic system in which the individuals own the capital goods is known as capitalism. The law of demand and supply operates the market and is known as the market economy. While in a socialist system the centralized planning by the government controls the market. The economies following both the mixture of Capitalist and Socialist principles is known as Mixed economy. The USA is a capitalist economy, former USSR was a Socialist economy and India is a Mixed economy. The purest form of capitalism if Laissez-faire capitalism. In this, private individuals are not restrained by the government in their investment decisions.