What was laissez faire and why did Adam Smith support it?

I understand that laissez faire deals with no government intervention in free markets. And that he supported the idea of the market controlling itself, and individuals following their self-interests. But I don't know why Adam Smith supported it, I don't know what he thought it could lead to. read more

A. He believed free markets were the only way to keep society from falling into chaos. B. He believed the economy was better off without government involvement. C. He believed laissez-faire policies were the best way to keep the three major social classes stable. D. read more