Read the following to give the correct answer.
1.
| Assertion (A): | A sound with a higher frequency is heard as a shrill sound. |
| Reason (R): | Frequency of a sound wave determines its pitch. |
2.
| Assertion (A): | Red light scatters more than blue light in the atmosphere. |
| Reason (R): | Shorter wavelength light scatters more than longer wavelength light. |