You have chosen 'Aristotle on Friendship' by John M. Cooper, 'The Truth in Relativism' by Bernard Williams and 'Intro to 2nd ed of Principia Mathematica' by Bertrand Russell
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| A. | Justification Problems | |
| B. | Internal Justification | |
| C. | External Justification | |
| D. | Scepticism | |
| E. | Relativism |