It is the thesis statement, claim, or argument.
When writing nonfiction, an author has far more freedom to A. use their imagination and create new ideas, and D. in how they present their internal conflicts.
Hope this is helpful
Foxeslair.
Answer:
The speaker is Black, and dreams of being free of the strictures and segregation of an oppressive society—of living a life of freedom and self-expression. Importantly, too, the speaker is an artist: in his “dream,” he imagines getting through the “white day” by dancing.