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.

[EX Q]: Category: FOUNDERS
Clue: In 1958 former high school principal Dr. Ethel Andrus founded this group, the AARP
[EX A]: american association of retired persons

[EX Q]: Category: PEN NAMES
Clue: He came out of "The Jungle" to write juvenile novels as Clarke Fitch
[EX A]: upton sinclair

[EX Q]: Category: ALL THE WORLD'S A STAGE
Clue: This national theatre of Ireland celebrated its 100th anniversary in 2004
[EX A]:
the abbey theatre