What is the primary purpose of the detailed description of life in Dakar, Senegal in James McBride’s “The Hip-Hop Planet”?
A. to persuade the reader that the music has a universal audience
B. to express the author’s personal preference about the quality of African-based hip-hop music
C. to entertain the reader with the legend of the escaped slaves and the growing rock that protects them
D. to inform the reader that the aspirations of hip-hop musicians, using the music as a plan toward hope, are similar by comparing the African musicians to the American ones