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: OH "BOY" 
Clue: Slang term for an American infantryman of WWI

SOLUTION: doughboy

PROBLEM: Category: KINGS NAMED GUSTAV 
Clue: Current king Carl XVI Gustaf met his wife at this event in Munich in 1972; she was an interpreter

SOLUTION: summer olympics

PROBLEM: Category: TERMS OF ENDEARMENT 
Clue: In the titles of Top 40 hits, it precedes "I Need Your Loving" & "I Love Your Way"

SOLUTION:
baby