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.

[Q]: Category: DESIGN 
Clue: Derived from scutum, the Latin for "shield", it's a shield bearing a coat of arms, or a metal plate around a keyhole
[A]: escutcheon


[Q]: Category: ONE-NAMED PERSONALITIES 
Clue: Known as "The Face of '66", this British supermodel has her own clothing line
[A]: twiggy


[Q]: Category: THEY MEAN BUSINESS! 
Clue: 19th century robber baron Jay Gould caused the Black Friday panic with his speculation on this commodity
[A]:
gold