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.
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Question: Category: DIGESTION 
Clue: This substance in your food slows down the digestive process & is what bile works on

Answer: fat


Question: Category: GEOLOGISTS 
Clue: In 1957 Sir Vivian Fuchs led the first crossing of this continent; it took 99 days

Answer: antarctica


Question: Category: CAPES 
Clue: The entrance to this Australian bay near Sydney is guarded by Cape Banks & Cape Solander

Answer:
botany bay