Which social doctrine, prevalent in the Industrial Revolution era, asserted that the unrestricted functioning of economic principles was essential for public well-being and that governmental intervention in individual pursuits should be avoided?

Explanation

The correct answer is C) laissez-faire policy. This philosophy emphasized minimal government involvement in economic affairs, believing that free market forces naturally regulate and benefit society. Economic self-sufficiency, natural rights philosophy, and land privatization are related concepts but do not specifically describe this principle.