You have chosen 'Ethical Studies' by F.H. Bradley, 'A Completeness Theorem in Modal Logic' by Saul A. Kripke and 'Letters to De Vries' by Baruch de Spinoza
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| A. | Classical Physics | |
| B. | Modern Physics | |
| C. | Space | |
| D. | Time | |
| E. | Cosmology | |
| F. | Chemistry | |
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