According to "What Is Enlightenment (Document 2), "This enlightenment requires nothing but freedom--and the most innocent of all that may be called "freedom": freedom to make public use of one's reason in all matters. Now I hear the cry from all sides: "Do not argue!" The officer says: "Do not argue--drill!" The tax collector: "Do not argue--pay!" The pastor: "Do not argue-believe!" Only one ruler in the world says: "Argue as much as you please, but obey!"
Which of the following restrictions according to Immanuel Kant would advance enlightenment?
a. Absolute rule or Theocracy
b. Mandatory payment of U.S. taxes
c. The Social Contract
d. Separation of Church and State