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.

[Q]: Category: INVENTORS & INVENTIONS 
Clue: Invented by Philip Drinker in the 1920s, this closed respirator is used by patients who can't breathe on their own
[A]: an iron lung


[Q]: Category: THE 1980s 
Clue: In 1985 the PMRC wanted these labeled for "Parental Guidance" if they contained explicit lyrics
[A]: records


[Q]: Category: TEEN PEOPLE 
Clue: These cover girls of the issue turned 18 on June 13, 2004
[A]:
mary-kate & ashley olsen