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: BORE & GUSH 
Clue: This company now better known for motor oil takes its name from the state where petroleum was found in 1859
[EX A]: pennzoil

[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: STATE TREES 
Clue: The glossy green leaves & red berries of this state tree of Delaware are used to make Christmas wreaths
[EX A]:
a holly tree