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.
--------
Question: Category: SCULPTORS 
Clue: Sculpted for Julius II's tomb, his "Dying Slave" & "Rebellious Slave" figures are now in the Louvre

Answer: michelangelo


Question: Category: "T.W." 
Clue: You might have learned to ride your bike with the help of these attachments

Answer: training wheels


Question: Category: PATRIOTIC SONGS' OTHER LYRICS 
Clue: "The old church bell will peal with joy, hurrah!  Hurrah!"

Answer:
"when johnny comes marching home"