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: LITERATURE 
Clue: The first sequel to this classic French novel was titled "Twenty Years After"
[A]: the three musketeers


[Q]: Category: STATIONERY 
Clue: The card seen here is designed for use with this name brand
[A]: rolodex


[Q]: Category: MEASURE TIME 
Clue: Computer printer image quality is measured in DPI, which sands for this
[A]:
dots per inch