Final answer:
The word 'Gumbo' from African American slang suggests raw, sweaty, earthy, back-to-roots. It is both a name for a stew and a metaphor for cultural diversity and rootedness in tradition.
Step-by-step explanation:
The word that comes from African American slang and suggests raw, sweaty, earthy, back-to-roots is c) Gumbo. The word gumbo originates from Southern United States and is not only the name for a popular stew known for its diverse and rich mix of ingredients but also can metaphorically suggest a mix of many different cultural elements. This term captures the essence of something that is quintessentially earthy and rooted in grassroots tradition. The other options, a) juxtapose, b) quintessential, and d) paradox, do not fit the description provided in the context of African American slang for something raw and earthy.