You have chosen 'A Problem about Substitutional Quantification?st1=Saul A. Kripke' by , 'The Tarskian Turn' by Leon Horsten and 'An Essay on Free Will' by Peter van Inwagen
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| A. | Basis of Science | |
| B. | Scientific Theories | |
| C. | Induction | |
| D. | Explanation |