| Assertion (A): | In polluted environments, melanic moths were more selected by nature. |
| Reason (R): | Melanic moths were able to camouflage themselves during industrialization. |
| 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. |