Match the following:
| List-I (Types of Variable) | List-II (Examples) |
| A. Continous variable | 1. Voice pitch |
| B. Artificially discrete variable | 2. Caste |
| C. Real discrete variable | 3. Intelligence |
| D. Qualitative variable | 4. Examination results in terms of pass and fail |
A. A-2, B-1, C-3, D-4
B. A-3, B-4, C-2, D-1
C. A-2, B-4, C-3, D-1
D. A-3, B-1, C-2, D-4
Answer: Option B

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