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 consistency, answers should be in all lower cased letters.

[EX Q]: Category: RANKS & TITLES 
Clue: Inheriting property & title from her deceased husband made Tz'u-hsi of China this kind of Empress
[EX A]: dowager

[EX Q]: Category: VIDEO GAME HISTORY 
Clue: id Software says hardcore PC games went mainstream in 1994 when it unleashed this fatal-sounding game
[EX A]: doom

[EX Q]: Category: PODCAST INCORPORATED 
Clue: No joke, this satellite radio company signed former MTV-VJ Adam Curry as its exclusive PJ
[EX A]:
sirius