You have chosen 'Three Grades of Modal Involvement' by Willard Quine, 'The Unimportance of Identity' by Derek Parfit and 'Summa quaestionum super Sententias' by Peter John Olivi
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| A. | Basis of Science | |
| B. | Scientific Theories | |
| C. | Induction | |
| D. | Explanation |