What Is the Basic Idea Behind the Economic System Supported

What is the basic idea behind the economic system supported by the philosopher Adam Smith that we now refer to as laissez-faire?

A) Allowing private individuals to pursue wealth creates economic disaster.
B) Privately owned corporations and private individuals should control most economic activity.
C) Religious and secular authorities would be the most efficient in setting prices and profits.
D) Countries should put an end to divisions of labor and the specialization of workers.
E) The government and public corporations should be the primary regulators of the economy.