TASK DEFINITION: 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.
PROBLEM: Category: "FIRST" PHRASES 
Clue: The earliest known use of this term was in an Indianapolis Star opinion piece of September 20, 1914

SOLUTION: first world war

PROBLEM: Category: WORLD LEADERS 
Clue: In 1946 she said, "We only want that which is given naturally to all peoples... to be masters of our own fate"

SOLUTION: golda meir

PROBLEM: Category: 1920s TRANSPORTATION 
Clue: Last name of the Chicago cab fleet operator who started the "Drive-Ur-Self" rental system

SOLUTION:
hertz