You have chosen 'Introduction to 'Virtues of Authenticity'' by Alexander Nehamas, 'Investigations into Logical Deduction' by Gerhard Gentzen and 'Investigations in the Foundations of Set Theory I' by Ernst Zermelo
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| A. | Basis of Science | |
| B. | Scientific Theories | |
| C. | Induction | |
| D. | Explanation |