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: BEFORE, DURING & AFTER 
Clue: The "holy" first pope is in this '60s folk trio also including this actress who was "America's Sweetheart"
pope peter paul and mary pickford

Category: POLITICS 
Clue: In 1958 he became the first Democrat elected by popular vote to the U.S. Senate from Maine
edmund muskie

Category: COLLEGES & UNIVERSITIES 
Clue: On May 4, classes at this Midwestern school recess from noon until 2:00 p.m. as part of an official day of remembrance

kent state