| Assertion (A): | An individual may have births and deaths, but a population has birth rates and death rates. |
| Reason (R): | In a population, the rates are expressed as change in numbers (increase or decrease) with respect to members of the population. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True, but (R) is not the correct explanation of (A). |
| 3. | (A) is True, but (R) is False. |
| 4. | (A) is False, but (R) is True. |