You have chosen 'The Problem of Counterfactual Conditionals' by Nelson Goodman, 'Killing and Letting Die' by Philippa Foot and 'On Fate ('De fato')' by M. Tullius Cicero
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| A. | Basis of Science | |
| B. | Scientific Theories | |
| C. | Induction | |
| D. | Explanation |