Answer:
2. by symbolizing that beauty does not last and should be revered.
Explanation:
This is the way in which the image of the fleeting essence of spring suggest the idea that change is inevitable. In this description, we are reminded of how plants in nature go from green to gold as the seasons change. This is similar to how our life is. Life is always changing, and everything fades constantly. The poem reminds us of the importance of appreciating beauty while it exists, as it passes quickly.