Passage summary:
The poet begins by stating that everything is black and penetrated with darkness to its core. There are paper people and trees with tall shadows. The poet uses figurative language to describe the world. The leaves in this forest do not want the poet to hurry and there is light coming from the “water flowers'. The source of the light is the reflection of the stars in the lake. The poet, who has been consumed with darkness, sees the light and is touched.
There is a lot of symbolism used in the poem. We can infer the main theme from the following lines -The spirit of blackness is in us, it is in the fishes.
Hence the correct option is option a: The poem describes the blackness of the human spirit in combination with moments of light