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 consistency, answers should be in all lower cased letters.
PROBLEM: Category: EUROPEAN VACATION 
Clue: While in Rome, it's possible to stand with one foot in each of these countries

SOLUTION: italy & vatican city

PROBLEM: Category: IT'S NOT UNUSUAL 
Clue: From 1938 to 2003, Volkswagen hatched more than 20 million cars of this model

SOLUTION: the beetle

PROBLEM: Category: DROP OUT 
Clue: After dropping out of high school, he ran McDonald's & became a McMillionaire

SOLUTION:
kroc