Final answer:
The phrase "burns forevermore" best conveys the concept of "inextinguishable" as it suggests a continuous, unending action. Option C is the correct answer.
Step-by-step explanation:
To understand the meaning of the word "inextinguishable" in line 36, we should look for a phrase that conveys the idea of something that cannot be put out or is incapable of being extinguished. The phrase "burns forevermore" (C) from the given passages best helps the reader to comprehend this concept, as it implies a continuous action that does not end, much like something inextinguishable.
In contrast, the other options either suggest a temporary state (A), a constant presence without implying it's inextinguishable (B), or have a peaceful connotation irrelevant to the notion of unending flame (D).
The phrase from the passage that best helps the reader to understand the meaning of the word 'inextinguishable' in line 36 is 'burns forevermore'. This phrase suggests that the fire on the rock is eternal and cannot be extinguished. It conveys the idea that the flame will continue to burn indefinitely without ever being put out.