Final answer:
The line 'Still serve me in my age, I pray' best supports the inference that the narrator wishes to be buried in the coat.
Step-by-step explanation:
The line from the poem that best supports the inference that the narrator wishes to be buried in the coat is: 'Still serve me in my age, I pray'. This line indicates that the narrator wants the coat to continue to be of use to them even as they grow older. It suggests a deep attachment, as if the coat holds sentimental value and is seen as a loyal companion.
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