You have chosen 'The Epistemology of Modality' by Anand Vaidya, 'Treatise of Human Nature, Appendix' by David Hume and 'How to Make our Ideas Clear' by Charles Sanders Peirce
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| A. | Classical Physics | |
| B. | Modern Physics | |
| C. | Space | |
| D. | Time | |
| E. | Cosmology | |
| F. | Chemistry | |
| G. | Biology |