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 simplicity, answers should be in all lower cased letters.

Category: AMERICAN INDIANS 
Clue: When this chief, Pocahontas' father, died in 1618, he was succeeded by his brother Opitchapam
powhatan

Category: GEORGIA FACTS 
Clue: In 1793 he invented the cotton gin in Georgia
eli whitney

Category: "LET"s END THIS 
Clue: A drinking glass with a stem & a base, its name is from the old French for "cup"

goblet