The statement that best investigates the relationship between the Enlightenment and laissez-faire capitalism is:
Both laissez-faire capitalism and the Enlightenment support the ideas of individual property and rights.
This statement acknowledges the connection between Enlightenment thought, which emphasized individual liberties and property rights, and the principles of laissez-faire capitalism, which promotes minimal government intervention in economic activities and upholds the rights of individuals to own and manage property as they see fit.