Match the following:
| List-I (Philosophers) | List-II (Books) |
| a. Locke | 1. Three Dialogues |
| b. Aristotle | 2. Essay concerning Human Understanding |
| c. Descartes | 3. Categories |
| d. Berkeley | 4. Meditations |
A. a-1, b-2, c-3, d-4
B. a-2, b-3, c-4, d-1
C. a-3, b-4, c-2, d-1
D. a-1, b-4, c-3, d-2
Answer: Option B

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