Answer :
The inference that can be made about the last four lines of the poem is that C) The speaker has struggled with madness and restlessness and wants to end his life.
What is an Inference?
This refers to the conclusion that is made about something based on previous evidence and premise.
Hence, we can see that from the complete text, there is a narration about the inner turmoil that he has faced which has caused him unease and restlessness and we can conclude that option C is correct.
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