Answer:
Repitition, Imagery, and Tone
Explanation:
In this poem, Pound is comparing "faces in the crowd" to petals that are laying against a tree branch.
This is exactly what he says in the poem - "petals on a wet, black bough." A bough is the main branch of a tree, so this is definitely the only appropriate answer in this case. He wants to say that people resemble these petals.
The answer would be- A healthy lifestyle requires getting regular exercise and Watching too much television may contribute to depression.
Hope this helps.
