You have chosen 'From an Ontological Point of View' by John Heil, 'De modo distinguendi phaenomena' by Gottfried Leibniz and 'On the Ultimate Origination of Things' by Gottfried Leibniz
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| A. | Basis of Science | |
| B. | Scientific Theories | |
| C. | Induction | |
| D. | Explanation |