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: THE ROARING '20s 
Clue: The American Chronicle says that in 1924 half a million people wrote this Michigander asking for money
henry ford

Category: '70s MUSIC 
Clue: This jazz-rock group gave us the songs "25 or 6 to 4" & "Does Anybody Really Know What Time It Is?"
chicago

Category: HISTORY 
Clue: Tradition says this country's first emperor, Menelik I, was the son of King Solomon & the Queen of Sheba

ethiopia