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: BRITISH ENTREPRENEURS 
Clue: In 1839 Queen Victoria awarded him the first ever license to deliver mail across the Atlantic
[EX A]: cunard

[EX Q]: Category: PLAYWRIGHTS 
Clue: This Brit won Tonys for Best Play in 1968, 1976, 1984 & 2007; in the '90s he settled for the 1998 Best Screenplay Oscar
[EX A]: tom stoppard

[EX Q]: Category: ARCHITECTS 
Clue: He called himself "the man who introduced the glass box and then, 50 years later, broke it"
[EX A]:
philip johnson