'<em>Zero at the bone</em>' is an idiomatic expression from Emily Dickinson's poem. It's an allusion to a basic, chilling fear.
<em>Poetic language</em> is the use of any poetic/literary language techniques. They are used by poets to convey their intended message in their works. Some of the most common examples of poetic language techniques are : metaphor, simile, symbolism, personification, imagery.
Poetic language is slightly different than common language. Poetic language attempts to transmit deep and personal images and feelings in less words. Moreover, the images and feelings it expresses are usually more complex and intense. The way in which poetic language achieves all of this is by using various literary devices and figures of speech.
Many Social Darwinists embraced laissez-faire capitalism and racism. They believed that government should not interfere in the “survival of the fittest” by helping the poor, and promoted the idea that some races are biologically superior to others.
The correct answer to this question is "He appeals to religious faith." This is how Olaudah Equiano conveys the horror of his journey on the slave ship. Thank you for posting your question. I hope this answer helped you. Let me know if you need more help.