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: GEOGRAPHY 
Clue: This Sudanese capital is located at the junction of the Blue & the White Nile
[EX A]: khartoum

[EX Q]: Category: STORY SONGS 
Clue: A Johnny Cash song ends with a man deciding to name his son "Bill or George!  Anything but" this
[EX A]: sue

[EX Q]: Category: APPROPRIATE NAMES 
Clue: Baron Brain, a medical scientist, wrote the text titled "Diseases of" this "System", now its 11th edition
[EX A]:
the nervous system