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: OH, THE HUMANITIES! 
Clue: Bach did most of his composing for this Protestant denomination
lutheran

Category: FAMOUS FOLKS 
Clue: Actress whose autobiography is named for her most famous role, "Baby Doll"
carroll baker

Category: KANSAS CITY, KANSAS HERE WE COME 
Clue: The Kansas 400 at KCK's Kansas Speedway is part of this auto racing organization's Nextel Cup

nascar