You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For consistency, answers should be in all lower cased letters.

Category: LET'S GET IT "ON"! 
Clue: A person of low social status, or a day laborer
peon

Category: BIG CITY LIFE 
Clue: The beginning of this regulation of land & building use dates from a 1916 New York City ordinance
zoning

Category: IT'S ALL ABOUT "U" 
Clue: "Red, Red Wine" & "Here I Am" are hit songs by this reggae-pop group

ub40