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.

Category: PRE-CIVIL WAR AMERICA 
Clue: On Dec. 5, 1776 this fraternity for students of academic distinction was founded at William & Mary
phi beta kappa

Category: LANGUAGES 
Clue: Mazarec is the language of the Mazarec people of Oaxaca in this country
mexico

Category: SEINFELD 
Clue: It took 97 episodes to finally reveal that this was Kramer's first name; it was also that of "Topper"

cosmo