Answer:
I believe it's A.
Explanation:
C doesn't make any sense. The sentence is clear in reading.
Where´s the poem? so I can try to help
The answer is C. The sun is not purposely trying to burn leaves, as it is not sentient. The word fire may be used to exaggerate the tone, but it does not pertain to a simile. The sun’s rays resembling drops of fire may contribute to an energetic tone, but C is the only answer that suggests simile.