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.

[Q]: Category: INVENTIONS 
Clue: Josephine Cochrane's 1886 version of this consisted of a copper boiler, wire baskets & a pump
[A]: a dishwasher


[Q]: Category: PLAYS 
Clue: Written in 1953 & set in the late 17th C., this play takes place about 16 miles northeast of where we are right now
[A]: the crucible


[Q]: Category: NORTH AMERICAN GEOGRAPHY 
Clue: This 1,980-mile river that starts in Canada is the longest in the Western Hemisphere that flows to the Pacific Ocean
[A]:
the yukon river