"The Quiet Revolution" was a time of intense social and political change in the Canadian province of Quebec. The changes reflected quite similarly to the developments in the West in general. Calling it "quiet" was a vivid yet paradoxical description of the period.
The correct answer is It allows the citizen to own and operate a private business for profit.
A free enterprise system is one that involves little government regulation of business. This economic system allows people to own their own businesses. Since individuals have the ability to own their own businesses, they can control who they hire, what products they make, how much they will charge for their product, how many products they will make, etc.
It was primarily the 17th and 18th centuries that were the centuries of the philosophes, although the much more prominent century was the 18th, when ideals about individual rights really began to take hold.