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: SOCK IT TO ME! 
Clue: It's the useful meteorological instrument seen here:
[A]: windsock


[Q]: Category: PARTICLE PHYSICS 
Clue: To get an element's mass number, add its protons & these
[A]: neutrons


[Q]: Category: BABY BOOMER MEMORIES 
Clue: The John Birch Society coined the term comsymp, short for this
[A]:
communist sympathizer