Instructions Full Game: These are multiple-choice quizzes with four possible answer choices that include all questions in a given set.     
Identify the following philosopher:

(1711-1776) Scottish Enlightenment philosopher and essayist, best known for his system of philosophical empiricism, skepticism, and naturalism. Wrote "A Treatise of Human Nature" (1738).
John Locke
John Stuart Mill
Baruch Spinoza
David Hume