instruction:
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.
question:
Category: FOREIGN NATIONAL PARKS 
Clue: Great Gobi Desert
answer:
mongolia


question:
Category: INVENTORS & INVENTIONS 
Clue: Invented by Philip Drinker in the 1920s, this closed respirator is used by patients who can't breathe on their own
answer:
an iron lung


question:
Category: ALL NATURAL EATS 
Clue: American pioneer John Chapman would press you to eat this fruit & would plant the seeds to make orchards
answer:

the apple