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: "TWO" 
Clue: It features Jefferson on the front & the signers of the Declaration on the back
[A]: two-dollar bill


[Q]: Category: CLASSIC ALBUM ART 
Clue: She painted her own portrait for her "Clouds", "Ladies of the Canyon" & "Turbulent Indigo" albums
[A]: joni mitchell


[Q]: Category: TV & MOVIE ACTORS 
Clue: He was TV's Opie when he co-starred with Johnny Cash in the 1961 thriller "Door-to-Door Maniac"
[A]:
ron howard