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.

[Q]: Category: LETTER PERFECT 
Clue: 1st initial of a Hoover & middle initial of a Foyt
[A]: j


[Q]: Category: WATCHMAKER, WATCHMAKER 
Clue: In 1924 England's John Harwood patented a watch that could do this to itself thanks to an internal swinging weight
[A]: wind itself


[Q]: Category: THE HENRY FORD MUSEUM 
Clue: (Cheryl of the Clue Crew at the Henry Ford Museum in Detroit)  The car that carried JFK on this fateful date was later modified & used by other presidents
[A]:
november 22, 1963