Answer: C. Death and decay.
Explanation: In the given passage from "Frankenstein" by Mary Shelley, the speaker describes an image of a man degraded by the death, and how he turns into life again, the speaker also compares the man with a worm that inherited the wonders of the eye and brain, referring to the man that came back from the death, in general the motif that is present in this passage is death and decay.
