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: PRESIDENTIAL FIRSTS 
Clue: 1st president to refuse a 3rd term

Answer: george washington


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

Answer: antarctica


Question: Category: LET'S GET GRAPHIC 
Clue: Logo is short for this

Answer:
logotype