The literary device presented in Ophelia's song is "<em>simile</em>".
Simile is a figure of speech that compares to things with no necessity of a huge explanation. This happens when you compare two things.
In Shakespeare's masterpiece, Ophelia's song was considered to be very revealing because at that time, the way she spoke or what she said throughout the song was socially unacceptable due to the fact that she was an unmarried women and talking so openly was an issue.
For me, the answer is letter D.
Only choice D has the technical words associated to geography. The rest of the choices contain common words that any mundane could use. But choice D talks about geology itself in the ocean which is highly influenced by drilling and mining. Knowledgeable readers would understand this because drilling and mining require workers to tap into the geological rocks deep beneath the ground which may cause a significant alteration in the oceanic geology.
Answer:
These are the causes of inequality