"metaphor" is a key term in the article.
how does the author refine the meaning of this term over the course of the article?
by describing a variety of metaphors that highlight the different ways they have
been used throughout history
by introducing a literary definition that darifies the meaning, and providing
examples from pop music today
by providing examples that shows how a diverse group of writers and musicians
use metaphors in different ways with varying levels of complexity
by noting the metaphors used in classical literature, and shováng how they
compare to recent examples that are found in popular music