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: THE CHIEFS 
Clue: This Chief Justice in the Dred Scott decision earlier served as Attorney General under Andrew Jackson

A: taney
****
Q: Category: FICTIONAL BATTLES & WARS 
Clue: Juan Rico joins the mobile infantry to fight in the war against the invading alien "bugs" in this Heinlein novel

A: starship troopers
****
Q: Category: YOU GOTTA REPRESENT 
Clue: For over a century, a slender serving woman has symbolized this Baker's Brand product

A:
chocolate
****