Final answer:
The poet uses irony to criticize the destruction of a tree in the third stanza of the poem "On Killing A Tree".
Step-by-step explanation:
In the third stanza of the poem "On Killing A Tree," the poet uses irony to criticize the destruction of a tree. The speaker describes the process of killing a tree as a difficult and time-consuming task, highlighting the tree's resilience and determination to survive. This irony serves to emphasize the speaker's disapproval of the act of killing a living being.
Learn more about Irony in poetry