You have chosen 'Review of Bob Hale's 'Abstract Objects'' by Timothy Williamson, 'What is the Basis of Moral Obligation?' by H.A. Prichard and 'Letters to Descartes' by Elizabeth, Princess of Bohemia
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| A. | Basis of Science | |
| B. | Scientific Theories | |
| C. | Induction | |
| D. | Explanation |