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: THE ARMED SERVICES 
Clue: In September 1997 this branch of the U.S. Armed Services celebrated its 50th anniversary
[A]: u.s. air force


[Q]: Category: AFRICA 
Clue: Equatorial Guinea is the only African nation whose offical language is this
[A]: spanish


[Q]: Category: BRITISH NOVELISTS 
Clue: In his journals he described how he once set 2 groups of boys against each other, likely inspiring his 1954 novel
[A]:
golding