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:

(1806-1873) British philosopher and political economist. Dubbed "the most influential English-speaking philosopher of the nineteenth century". His conception of liberty justified the freedom of the individual in opposition to unlimited state and social control.
RenΓ© Descartes
Plato
John Stuart Mill
Zeno of Elea