Silenced

The correct answer is option 'C' - Silenced. The frost has the ability to silence various aspects of nature and human activity.

Explanation:
The frost, which refers to the thin layer of ice that forms on surfaces when the temperature drops below freezing point, can have several effects on the environment. Let's explore how it can lead to silence:

1. Silencing of Nature:
- The frost can silence the sounds of nature, such as the chirping of birds, rustling of leaves, and buzzing of insects. The cold temperatures can make it difficult for these creatures to move and produce sounds, leading to a quiet atmosphere.
- The frozen water can also cover plants and flowers, preventing them from moving or swaying in the wind, which further contributes to the stillness.

2. Silencing of Human Activity:
- Frosty conditions can impact human activities, leading to a quieter environment.
- For example, roads and sidewalks can become slippery due to the ice, which can discourage people from venturing outside. As a result, the usual hustle and bustle of daily life may be subdued.
- In colder regions, frost can also affect transportation systems, causing delays or cancellations of flights, trains, and buses. This disruption can temporarily halt the usual noise and commotion associated with these modes of transportation.

3. Symbolic Silence:
- Beyond its literal impact on sound, frost can also symbolize silence in a metaphorical sense. The presence of frost can create a still and tranquil atmosphere, evoking a sense of calmness and serenity.
- This metaphorical silence can be found in various forms of art, including poetry. Frost-covered landscapes often inspire poets to reflect on the beauty and stillness of nature, resulting in verses that capture the quietude brought about by the frost.

In conclusion, the frost has the ability to silence various aspects of nature and human activity. It can quieten the sounds of nature, discourage human movement and transportation, and symbolize a serene atmosphere. Therefore, the correct answer is option 'C' - Silenced.