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.

Category: THE LAST CATEGORY 
Clue: This "Home Run King" played in his 3,298th & last game for the Milwaukee Brewers in 1976
hank aaron

Category: PARDON MY FRENCH 
Clue: The European Space Agency launches its Ariane rockets from this South American territory
french guiana

Category: BESTSELLERS BY DECADE 
Clue: "Looking for Mr. Goodbar" & "All the President's Men"

the 1970s