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 Input:
Category: PARTICLE PHYSICS 
Clue: To get an element's mass number, add its protons & these

Ex Output:
neutrons


Ex Input:
Category: STATE OF THE UNION 
Clue: The Jack Daniel's distillery is in Lynchburg in this state

Ex Output:
tennessee


Ex Input:
Category: ENDS WITH 2 VOWELS 
Clue: You'll earn points for knowing it's a Girl Scout 6 to 8 years old

Ex Output:

a brownie