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: HOUSEPLANTS 
Clue: Roots sticking through drainage holes in containers are a sign that it's time to do this

A: re-pot
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Q: Category: "TWO" 
Clue: It features Jefferson on the front & the signers of the Declaration on the back

A: two-dollar bill
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Q: Category: 1955 
Clue: On September 20 Phil Silvers began playing this Army master sergeant on CBS

A:
sgt. bilko
****