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: TOYS 
Clue: In 1963 sculptor Phil Kraczkowski was paid $600 to design this Hasbro toy's original head
g.i. joe

Category: THE BRITISH ISLES 
Clue: Britain's oldest known scrap of material called this, sometimes identified as shepherd's plaid, dates from 250 A.D.
tartan

Category: ANCIENT PLAYWRIGHTS 
Clue: This playwright born in Colonus around 496 B.C. wrote one of his finest plays when he was 90

sophocles