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: MAGAZINES 
Clue: For its 1st swimsuit edition in 2003, it covered 100 years of the swimsuit & included a 1917 photo of topless island women

Answer: national geographic


Question: Category: FAMOUS AMERICANS 
Clue: At his death in 1790, he left 200-year trust funds to the cities of Boston & Philadelphia

Answer: benjamin franklin


Question: Category: THE ANIMAL KINGDOM 
Clue: The family Monodontidae is composed of 2 members: the beluga whale & this other marine mammal

Answer:
narwhal