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.

Category: NAME THAT CENTURY 
Clue: President McKinley is assassinated
the 20th century

Category: FOOD & DRINK 
Clue: Porcini & portobellos are types of these
mushrooms

Category: TRACK & FIELD 
Clue: This son of a dutch immigrant had the first 15' pole vault--in fact, he had the first 43 15' pole vaults

"dutch" warmerdam