TASK DEFINITION: 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.
PROBLEM: Category: 1901-1910 
Clue: In 1909 Henry Ford produced over 10,000 of this car, saying customers could get it in "any color...so long as it is black"

SOLUTION: the model t

PROBLEM: Category: BOTANY 
Clue: Cryptogams are not plants with secret meanings, but plants such as ferns that don't bear these

SOLUTION: seeds

PROBLEM: Category: BEHIND THE ZODIAC 
Clue: Cancer is the crab that attacked this hero who was battling the Hydra

SOLUTION:
hercules